1 :01x01 - Baby Bomb

It's a race against time to identify the cause of a deadly virus, spreading rapidly and headed straight for the city. As if the virus wasn't enough, NorBAC's Chief Scientist, David Sandstrom must deal with the unexpected arrival of his belligerent teenage daughter, Lilith, and arguments with NorBAC's Executive Director Caroline Morrison over the security clearance of one member of his team he'll need the most, his top virologist.

2 :01x02 - Spare Parts

Lilith befriends Mick, who is dying and desperate for David to help him discover if he really is a clone and possibly save his life. Meanwhile, NorBAC has managed to locate patient zero and must proceed with the interrogations at "Hazmat City". Was this an act of Bioterrorism? Caroline is determined to find out who's responsible as more people die and David, in a suprising turn of events finds himself exposed and must now face his fate.

3 :01x03 - The Face of God

Mick turns to Lilith, who helps him steal evidence from the scientist who apparently cloned him, his own father.

Meanwhile, Caroline suggests that Hira has possible terrorist links and shuts her out of NorBAC. David decides to bring Hira back. But when he arrives at NorBAC, he's confronted with a rally lead by a fanatical Reverand who claims that Christ can be genetically resurrected from a Crucifixion nail. The Reverand wants David to prove it, but David's not into playing God. In the frenzy, shots are fired and someone gets hit.

4 :01x04 - Prions

NorBAC investigates an outbreak of brain wasting prion disease (mad cow) in humans. The victims are spread out across North America. The most surprising is a 5-year-old girl, since the disease normally takse 7 years to show. How are the cases connected?

In the aftermath of Hira's death, David holds the Reverand responsible and is determined to expose him.

David suspects his old friend, Denny Dexter, a minor league hockey player, has actually undergone a process to have himself genetically modified.

5 :01x05 - The Oldest Virus

As the search continues for the source of the deadly prions, NorBAC zeros in on a large agribusiness they suspect of selling infected chickens.

David tries to convince Danny to stop gene-therapy.

Caroline insists that David interview Jill Langston for a position as a virologist at NorBAC. His reluctance turns to lust when he meets her.

6 :01x06 - The Trials

NorBAC reviews an experimental treatment being used on children with Leukemian. Just as they are about to declare the cancer therapy safe, another child dies.

David disregards the proper channels and goes to Nunavit to get a sample of what he believes is the Spanish Flu virus from a frozen corpse.

Mick and Lilith decide to go whale watching in Quebec, and Lilith begins to realize just how sick he is.

7 :01x07 - Faint Hope

Carlos Serrano, a Senior Researcher at NorBAC wants to use cutting edge research on a friend dying of AIDS. He supplies a Houston lab with contraband stem cells in order for his friend to be part of the human trials.

In the experimental Leukemia treatments, another child dies, and David is determined to find out why the cancer treatment isn't working.

8 :01x08 - Blackout

A major power blackout on the Eastern Seaboard leads to fears that this might be a terrorist act. NorBAC determines that a plastic eating bacterium caused the blackout and they must stop it before more blackouts occur.

David and his ex help Lilith deal with Mick's death.

Caroline is worried about the possibility of having breast cancer.

Bob, NorBAC's Biochemist, tells David he has been approached with another job offer.

9 :01x09 - The Secret War

Mayko Tran, NorBAC's bioinformatics specialist, is working on a case of civilians who have returned from working in Iraq for the military, exhibiting a wide range of mysterious illnesses.

Carlos and David investigate multiple cases of hemophilia in a small community in Mexico. It is tied to a large multi-national laboratory who is working on GMOs.

Jill must defend her reputation as a top virologist when a research paper she published is refuted.

10 :01x10 - The Source

In the continued investigation of the "Iraq War Syndrome", David checks out a theory that a cutting edge water purification system may be the culprit.

In Mexico, David and Carlos explore the possibility that mosquitoes bred to eliminate malaria might be responsible for the hemophilia epidemic.

Bob is lured away from NorBAC to join a lab that allows him to pursue his love of perfume creation.

Caroline receives the diagnosis she's been waiting for.

11 :01x11 - The Promise

NorBAC has been taken over by a joint command to deal with a catastrophic smallpox scenario.

Bob is determined to create a therapy for his dog that is suffering from histiocytosis.

Jill comes clean with David about taking medication for her panic attacks.

David discovers that the "Miranda Virus" outbreak may have been linked to the U.S. government's secret biochemical lab and that whoever manufactured Miranda may possess another, even more lethal, biological weapon.

12 :01x12 - Resurrection

David and Jill make a trip to Colorado where a rampant SARS-like outbreak is occuring. David is in shock when he discovers that the outbreak is Spanish Flu, a virus not seen since 1918, except when David dug it up in Nunavit. Racked with guilt, he inadvertantly walks into the path of a car and is sent to the hospital in a coma.

Mayko heads to Colorado to try to find Patient Zero in the Denver outbreak.

13 :01x13 - The Longest Night

David recovers consciousness, and leaves the hospital determined to admit his guilt and find a vaccine before the outbreak becomes a pandemic.

Jill can't forgive David for lying to her.

David is finally able to determine that the flu outbreak started with a migrating hawk which fed upon the remains of the corpse in Nunavit. But how did this happen?

An unexpected link take the team back to the Miranda virus and the man who's behind the atrocity.

14 :02x01 - China

After a self-imposed exile to China, David Sandström is kidnapped by the People’s Liberation Army and ordered to secretly investigate a deadly outbreak that has killed 19 people in a small village. With the help of three Chinese scientists, David discovers the outbreak has been caused by an ancient bacterium that has seeped into the village’s water system. David is horrified when he learns that one of the scientists has decided to test the antidote on her self in order to expedite a cure.

While David makes his way back to Canada, Caroline and Carlos are witness to a horrific attack at the site of the International AIDS Conference.

15 :02x02 - Escape Mutant

David Sandstrom searches for a drug cocktail to save Audrey Graves, a pregnant woman who has been infected with a new strain of HIV from Africa. In an effort to save her baby, Audrey is induced at just 26 weeks; but it is too late, she has progressed to full blown AIDS and her baby has been exposed to the virus. Carlos attempts to trace the new strain of HIV back to Patient Zero and he encounters many painful memories of his own time in Africa.

Meanwhile, Mayko recruits Simon Jessup, a British neuroscientist, to help her investigate a possible link between IQ spikes and Mad Cow disease. Mayko and Simon begin to develop a personal relationship.

16 :02x03 - The Cocktail

David has less than two days to discover a drug cocktail that will prevent a premature baby from becoming HIV positive. After he discovers a mixture that will save the baby, he encounters a number of bureaucratic roadblocks because the drug has not been approved.

Carlos continues to research the new super strain of HIV with former colleagues in Africa, and realizes that his place is at NorBAC.

Mayko and Simon’s investigation of dramatic IQ spikes in children who have been exposed to prion-laced chicken takes them to the United States. They make a brilliant finding but the results are devastating. Meanwhile, Mayko is troubled by some news she discovers about Simon.

17 :02x04 - Dim & Dimmer

While attending a conference in New York, David chases Owen a petty thief into the city’s abandoned subway tunnels where he finds an underground community of homeless people. David discovers that some of the inhabitants share symptoms of a mysterious illness and he begins to investigate.

Back at NorBAC, Jill believes that she has discovered a cure for juvenile diabetes from an unsanctioned line of stem cells.

Caroline’s nephew Glenn who has been lying in a coma is beginning to show some signs of response.

18 :02x05 - Massive Change

Jill’s potential cure for juvenile diabetes is compromised, causing protestors to demonstrate outside NorBAC. To further complicate matters, Jill discovers that the stem cells she used may be infected with a retrovirus; the implications of which would be felt the world over.

Carlos and Mayko continue to test two critically-ill, homeless people David found living in New York’s subway tunnels. Their symptoms can’t be linked to any known disorder; however, they may be connected to an underground marijuana grow-op.

Meanwhile, NorBAC is briefed on a strike by the U.S. Government on Cuban labs that may be responsible for the devastation of 1500 acres of orange groves in Florida.

David gets devastating news from his father in Vancouver.

19 :02x06 - Our Man in Havana

While dealing with his mother’s recent death in British Columbia, David is asked to travel to Florida and Cuba with Carlos. NorBAC has been asked to investigate the claim of exiled Cuban millionaire Salvador Charringa, that his Florida orange groves have been destroyed by a biologically engineered bacterium known as x fastidiosa. When it starts to look like every major institute in Cuba is clean, David speculates that Charringa and the White House are trying to start a conspiracy to justify the invasion of Cuba. Just as tensions between the U.S. and Cuba are about to come to a head, David and Carlos, with the help of Cuban scientist Eva Ramone, discover exactly what the White House and Charringa have been looking for.

Believing that Glenn is beginning to emerge from his coma, Bob enlists the help of neuroscientist Simon Jessup to determine a prognosis.

20 :02x07 - Talk To Him

While in Cuba investigating the cause of decimated orange groves in Florida, David and Carlos uncover information that points to a possible bio-terrorist plot on the part of the Cubans. The American President jumps the gun and immediately blames Cuba for the damaged crops.

In her search for a cure for Juvenile Diabetes, Jill confirms that the Korean stem cell line is contaminated with a virus. Before her ground-breaking results can move forward, she must prove that the virus is harmless.

Caroline’s nephew Glenn fails to respond to his surgery, but does manage one last devastating message.

21 :02x08 - Haze

Bob's attention turns to the escalating danger in the skies over Mexico city, where a massive brown cloud has begun to combine with the toxic emissions from a nearby volcano. The new mixture could rain sulfuric acid down on the city and Bob must try to convince the Mexican officials of the gravity of the situation before all of Mexico City is destroyed.

Homeland Security is monitoring two scientists in Chicago who they believe are a threat to the US President. After taking samples from their lab, David feels the investigation is unwarranted and the two are set free.

Owen shows up at David's office looking for a place to stay.

22 :02x09 - Gene in a Bottle

NorBAC’s investigation into a cluster of suicides occurring in the southern United States uncovers an unnatural enzyme in the brains of the victims. They are receiving something from their environment, and it’s causing sudden and severe depression, but where is the enzyme coming from?

Meanwhile, the wife of a longtime scientist-friend of David who was killed in a car accident asks David to decipher the secret project her husband had been working on. With the help of Bob and Carlos, David discovers that his friend was genetically engineering mice. They soon deduce that he had discovered the gene that causes homosexuality and had initiated a patent for a drug that would suppress the gene!

Bob scrambles to neutralize the Asian Brown Cloud before it dumps a deadly shower of sulfuric acid on Mexico City.

Owen shows up at David’s apartment after Jill encounters him stoned on crystal meth but David decides to give him one more chance to clean up his act.

23 :02x10 - The Wild and the Innocent

Autopsies on two dead deer lead NorBAC to suspect that worms from parasitic eggs are responsible for a recent spike in depression-related suicides in the Southern U.S. What they can’t figure out is if the parasites are coming from the deer, humans or a third source.

While working on a retrovirus, Jill becomes contaminated and is forced into quarantine.

Owen is charged with criminal negligence when a young girl dies after overdosing on crystal meth. David comes to his defense, arguing that Owen is predisposed to being an addict. The defense sparks a fascinating legal, scientific, and ethical argument.

24 :02x11 - Fishy

NorBAC must unravel a genetic mystery when fish bred in an East Coast fish farm start exhibiting unexpected and dangerous mutations. Furthermore, a number of kids in an East Coast village are becoming ill; could deadly radiation be leaking into the Ocean?

The team continues to work on a promising anti-parasitic drug after a spike in Arkansas’ suicide rates is traced to worms brought into the state on the winds of hurricane Katrina.

Caroline is in Washington being briefed about a new looming crisis – an entire National Guard unit has fallen unconscious and can’t be woken up. The illness resembles encephalitis lethargica, but the patients aren’t responding to usual treatments. The U.S. military suspects the illness is the work of a radical Muslim group.

Meanwhile, Jill is released from quarantine and quickly sent home to rest.

25 :02x12 - Lethargica

NorBAC uses innovative scientific methods to track the source of mutating radiation that is affecting fish on the East Coast of Canada to radioactive fuel rods that were dumped into the Ocean in the 1950’s. The environmental fall out could be catastrophic.

Jill is rushed to the hospital, where doctors struggle to save her life. Meanwhile, National Guardsmen in the U.S. continue to deteriorate. To David’s surprise, Jill’s symptoms match those of the soldiers. How could the retrovirus Jill found in her stem cells have also infected the soldiers? The U.S. military may have the answer in an untested antidote, but refuse to release it in time to save Jill’s life. Once again David is forced to ignore protocol by administering Jill with the untested antidote.

David contemplates a radical experiment on his father who is in the early stages of Alzheimer’s.

26 :02x13 - The End

Jill and the U.S. National Guardsmen begin to recover after receiving the lethargica antidote; but shortly thereafter, the Guardsmen begin to fall ill again with a secondary more deadly infection. Some Guardsmen begin to die and everyone fears for Jill’s life.

Caroline believes that her superiors aren’t telling her everything about the lethargica outbreak and suspects that Wes, her executive assistant might also be in on it.

Out of nowhere, the Manford brothers show up at David’s apartment and shed some light onto the recent epidemic.

As Caroline continues to dig, she gets dangerously close to unearthing a conspiracy that could go deep into the White House.

27 :03x01 - A Spontaneous Moment

David and Bob investigate simultaneous explosions that incinerated a high tech lab and several of its employees; new virologist Rachel Woods studies the DNA of a gay-basher suspected of murder.

28 :03x02 - Dust in the Wind

David and Bob become ticking time bombs after ingesting the same deadly bacteria combination that incinerated the Greenway scientists; an anomaly in the genetic makeup of gay-basher Julie Henshaw temporarily puts Rachel off track.

29 :03x03 - Strangers in the Night

The NorBAC scientists are invited to attend a meet-and-greet in Washington with Carlton Riddlemeyer, the new Science "czar" of the U.S. Government and, as it turns out, Rachel's charming, manipulative and estranged husband. But instead of getting the hoped-for $2- million needed for an electron microscope, they discover that NorBAC is on the chopping block. Unable to contain his rage, David calls Riddlemeyer "insane," and tells him that his advisors have no idea what they're doing. But rather than stay on and try to justify NorBAC's existence, the team decides to leave immediately for San Francisco to tackle a mysterious and deadly new viral outbreak.

30 :03x04 - I Dream of Genomes

Mysterious and deadly viral outbreaks have hit San Francisco and Boston. NorBAC has dubbed the virus "Sinatra Syndrome" after the name of the swingers club where it first surfaced. Now the team is struggling to find Patient Zero before the disease can spread to other cities across the country.

31 :03x05 - The God of Commerce

NORBAC traces the "Sinatra" pandemic to a single Philipino organ donor; massive mercury contamination in Washington state's pristine wilderness leasd the team to suspect an underlying cover-up in the government; Mayko experiences phantom limb pain.

32 :03x06 - Phantoms

Mayko agrees to alternative therapy to deal with the pain in her phantom limb; the CDC's DR. Joanna Sabean is transferred out of Washington after blowing the whistle on a mercury contamination cover-up; David falls hard for Dr. Sabean.

33 :03x07 - One Hand Washes the Other

The team investigates the antibiotic-resistant strain of C.Difficile that killed Carlos' ex-wife, which has been traced to a potted mum grown on a farm in California.

34 :03x08 - Sleepers

Forest fires in B.C. are releasing deadly toxins consistent with biological terrorism; Bob struggles to stay useful to NORBAC after a diagnosis of stage three glaucoma; Rachel's charismatic son Craig catches the attention of Mayko and Carlos.

35 :03x09 - Let it Burn

NORBAC investigates the release of crudely weaponized biological agents in a west coast forest fire; a stranger with a message threatens to release a deadly form of synthesized smallpox; Rachel and Carlton's son Crain is attacked by a crazed bear in a northern park.

36 :03x10 - Unbearable

David discovers that Carlton has bugged the NORBAC offices; a chef who cooks with woodland delicacies suffers the same delirium exhibited by the bear that attached Craig; in order to get a last-hope procedure to save Bob's eyesight, David is forced into an unsavory alliance.

37 :03x11 - Adrift

Carlos is bitten by a mysterious insect while investigating an outbreak of Crimean Congo Hemorrhagic fever; Wes's pregnant niece is hailed by religious fanatics as the next Virgin Mary; Wes unwittingly flips out on ergot, a natural source of LSD.

38 :03x12 - Jacobson's Organ

Fears arise that Carlos may have been infected with Crimean Congo Hemorrahagic fever; after experimental surgery that improves his vision, Bob becomes hypersensitive to the emotions of others; Carlton comes under scrutiny when a magneobacteria threatens the country.

39 :03x13 - Back to the Future

NORBAC discovers a link between the tantalum contamination and the recent smallpox scam; a viral activation of dormany genes evolves Bob into a higher consciousness.

40 :04x01 - TB or Not TB

Bob is put into a medically-induced coma to reduce the risk of infection resulting from the brain surgery he received at the end of last season; david and carlos investigate a drug resistant strain of tb that's killing mexico's zapatista revolutionaries.

41 :04x02 - La Consecuencia

David returns to Mexico to find Carlos, and to deal with the drug-resistant tb strain that's been killing the Zapatista rebels; Mayko and Rachel get a lead in the mysterious outbreak in Hudson; Bob comes out of a medically-induced coma with little memory of what happened to him at Roth's

42 :04x03 - Hep Burn and Melinkov

Wes is accidentally scratched by a needle tainted with a genetically-engineered, virulent strain of hepatitis c.

43 :04x04 - The Kiss

Bob continues to be haunted by memories of his time at Roth's secret lab; Wes insists that Rachel inject him with a highly experimental decoy drug to fight the virulent hep c; a mysterious disease that's causing brain inflammation in a small town appears to be contagious

44 :04x05 - Suspicious Minds

After an experimental treatment for hep c nearlty kills him, Wes quits Norbac to enroll in a cutting edge HCU program in Stockholm; a racist city councillor claims his daughter was poisoned by Muslim extremists.

45 :04x06 - Race Fever

46 :04x07 - Hearts and Minds

47 :04x08 - Brood 14

48 :04x09 - Unbottled

49 :04x10 - What It Feels Like

50 :04x11 - Bloodless

51 :04x12 - The Sounds of Science

52 :04x13 - The Truth