Series 12 |
| 39 :12x01 - Siren (1) (Jan/09/2009) | | An ambulance is forced off the road as it is carrying a famous patient in the back. The patient is then shot in the head. | |
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| 40 :12x02 - Siren (2) (Jan/16/2009) | | Imogen's mother makes a plea for her daughter's safe return. Things happening between McGill and Connor threaten the investigation. | |
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| 41 :12x03 - Ghost Train (1) (Jan/23/2009) | | An accident happens at a fair when a girl falls to her death from a ferris wheel. DS Satchell's aunt who is a fortune teller believes that foul play has happened though. When a second death happens at the fair it looks as if she could be correct. | | Guest Stars: Helen Bailey as Vicky | |
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| 42 :12x04 - Ghost Train (2) (Jan/30/2009) | | Pavel is arrested but when some new evidence is found it pushes the investigation in another direction. | |
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| 43 :12x05 - Shooter (1) (Feb/06/2009) | | A family known for their involvement in crime are involved in a robbery at a jewelers where the manager is murdered. One of their accomplices becomes an informer and is also killed. DS Satchell finds his life and his young daughter's life in danger when he witnesses the latest killing. | |
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| 44 :12x06 - Shooter (2) (Feb/13/2009) | | DS Satchell is desperate to find his wife and daughter now that they are misssing. Walker and Connor try to find the evidence to put the Bilkin family behind bars. Satchell decides to take matters into his own hands when he feels he has nowhere else to turn. | |
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