Guest Stars: Raleigh Bond as T.P. Aquinas | Vladimir Skomarovsky as Alexi Makarov | Gene Scherer as Andrew Krupsky | Rodney Saulsberry as Brian | Al Ruscio as Rostov | Jack Rader as Phillip Dart | Richard Newton as Norman | Myron Natwick as Dr. Smyth | Sam Melville as Joe King | Maria Melendez as Operator | John Chappell as Ted Kurland | George Coe as Dr. Quidd | Tony Colitti as Dupe | Bill Dearth as Brackman | Troy Eckert as Kid in Playground | Karen Kopins as Sonja Chenko | Daniel Lee (1) as Martin

Writer: Robert Gilmer, George Geiger

Guest Stars: Sam Melville as Joe King | Myron Natwick as Dr. Smyth | Richard Newton as Norman | Jack Rader as Phillip Dart | Al Ruscio as Rostov | Rodney Saulsberry as Brian | Gene Scherer as Andrew Krupsky | Vladimir Skomarovsky as Alexi Makarov | Maria Melendez as Operator | Daniel Lee (1) as Martin | Raleigh Bond as T.P. Aquinas | John Chappell as Ted Kurland | George Coe as Dr. Quidd | Tony Colitti as Dupe | Bill Dearth as Brackman | Troy Eckert as Kid in Playground | Karen Kopins as Sonja Chenko | Dana Lee as Harlan

Writer: George Geiger, Robert Gilmer

Guest Stars: Paul Tulley as McCrary | Curtis Taylor as Unknown | Jorge Rivero as Rene Sinclair | Fred Morsell as Unknown | Anne Melville as Unknown | Jeffrey Markel as Unknown | Wendie Malick as Jennie Stetson | Clabe Hartley as Landers | Michael Durrell as Thomas Blackthorne | Michael Blue as Unknown

Guest Stars: Lance Roberts as Courier | Ian Ruskin as Tolst | Alan Toy as Pat Danley | Alan Woolf as Dmitri | Allan Kolman as Zhmed Doorlof | Kyle-Scott Jackson as Kiroy | Kyle T. Heffner as Sasha | David Gamburg as Lvov | Judi Durand (1) as Jessup | Joseph Brutsman as Efraim Beaman

Guest Stars: Jonathon Hugger (1) as Conventioneer | Fred Morsell as Chaz Anderson | Ken Swofford as Mr. Davis | Patti Yasutake as Field Reporter | Michael Halsey as Franklin Miller | Doug Hale as Anchor Newsman | Gary Frank (1) as Carmine Davis | Marsha Fickas as Nurse | Paddi Edwards as Mrs. Davis | Stephanie Dunnam (1) as Sally Boyer

Guest Stars: Fred Toma as Habib Brother #1 | Maria Mayenzet as Mara Petrak | Wortham Krimmer as Addi Birol | Alex Henteloff as Yusef El-Kebir | George Coe as Dr. Quidd | Robert Casper as Leland Hutto | Mary Betten as Edna D'Angelo | Azdine Melliti as Habib Brother #2

Guest Stars: Michele Lamar Richards as Lanni Jeans | Nancy Kulp as Dr. Claudia Joyce | Tom Dahlgren as Randy | Roger Aaron Brown as Rashidi | Dennis Haysbert as Kimambo

Guest Stars: Gene Ross as Sims | Rick Rits as Unknown | Quinn Redeker as Capt. Curt Weller | Clare Nono as Clare Douglas | Georgann Johnson (1) as R.D. Frampton | Richard Herd as Jake Williamson | Tom Henschel as Sparkman | Sam Hennings as Janitor | John Hancock (1) as Tanner | Rick Fitts as Blake | Douglas Dirkson as Blake | Joseph Brutsman as Efraim Beaman | MacKenzie Allen as Dutch Adams

Guest Stars: Myron Natwick as Dr. Smyth | April Tran as Binh | Le Tuan as Khai | Benjamin Wey as Kim | James Wing Woo as Mandarin | Haunani Minn as Lien | Pearl Huang as Customer | Tanya Harrah as Khai's Kid | Irene Yah-Ling Sun as Tranh Sen | Aki Aleong as Viet Diem | Raleigh Bond as T.P. Aquinas | Michelle Davison as Dr. Mitchell | Roland Harrah III as Khai's Kid

Guest Stars: Sandy Ward as Charlie Benton | Robin Strand as Gary Gunning | Josef Sommer as Raoul Nesbitt | Michael Pataki as Dursak | F. J. O'Neil as Dr. Eldridge | Jennifer Nairn-Smith as Dr. Frank | Rif Hutton as Security Guard | Patrick John Hurley as Fouts | Erik Helland as Nick | Michele Hart as Officer Edwards | Richard G. Camphuis as Bartender

Writer: Nancy Eddo, Joan Brooker

Guest Stars: Myron Natwick as Dr. Smyth | Reiner Schöne as Roger Ingle | Billy Ray Sharkey as Leatherneck | Lyman Ward as Maxwell Falcon | Sam Melville as Joe King | Donna LaBrie as Tour Guide | Peter Kwong as Engineer | Larry Gelman as Bernie Jakes | Joseph Brutsman as Efraim Beaman | Raleigh Bond as T.P. Aquinas

Guest Stars: Barry Sattels as Miles Trent | Mark Phelan as Dealer | William Kerwin as Matthew | Maarten Goslins as Stockman | Tony Ganios as Simons | Annie Gagen as Manager | Steve Eastin as Senator Castleton | Lawrence Dobkin as Eddinger | James Noble (1) as Harry Beaumont

Guest Stars: John Vernon as Donald Jordan

Writer: Lee Maddux, Lynne Kelsey, David Brown (4)

Guest Stars: Sam Melville as Joe King | Jordan Myers as Driver | Douglas Seale as Basil Weathers | Beau Starr as Ron Trask | Scott Williamson as Bernie Peaks | Bobbi Jo Lathan as Ramona | Marta Kristen as Lena Spickens | Brooks Gardner as Taggart | Wren T. Brown as Jastrow | Jacqueline Chauvin as Becky Sue | Christian Clemenson as Jack Colman | Tabi Cooper as Maid | Robin Curtis as Alice Trask Babcock

Guest Stars: Harry Townes as Dr. Karl Kelford | Myron Natwick as Dr. Smyth | John Lehne as Col. Thomas McJohn | Sophia Lansky as Katrina Chekhov | Galina Jovovich as Russian Girl in Hall | George C. Grant as Minsk | Andrew Divoff as Russian Guard | Jack Colvin as Doneck | Marc Alaimo as Fritz Frommer

Guest Stars: Pierrino Mascarino as Big Tony | Richard Paul as Tagsworth | William Prince as Jason McMasters Sr. | Nana Visitor as Felicia McMasters | Chris Weatherhead as Caroline | Hubert Kelly as Trooper #1 | Dennis Howard as Jason McMasters Jr. | James Healey (1) as Nick Grant | Vaughn Armstrong as Trooper #2 | Patience Cleveland as Mrs. Bohrman | Ann Doran as Motel Maid | Matthew Faison as Hatcher | Roger Hampton as Dick Cummings

Writer: Robert Gilmer, Tom Chehak, George Geiger

Guest Stars: John Canada Terrell as Sheriff Waterhouse | Jack Stauffer as Tommy | Jason Peters as Jeffrey Brockett | Henry Jones (1) as Barney Dorsey | Peter Jason (1) as Brockett | Bruce French as Dr. Neely | Nancy Everhard as Mrs. Nuruda | Gene Evans as Gus Weinstein | Jordan Christopher as Norton Scott

Guest Stars: Mark Stevens as Sidney Rollins | Jayne Modean as Laura Mayfield | Art LaFleur as Rodney Hobart | Michael Higgins as Archibald Mayfield | Bruce Fairbairn as Brad Donaldson | Conni Marie Brazelton as Administrator

Guest Stars: Allen Williams as Carpenter | Blair Underwood as Stillman | Myron Natwick as Dr. Smyth | Suzanne Lederer as McGill | Nicolas De Toth as Corporal | Diane Delano as Maid | Michael Currie as General Garrett | June Chadwick as Elisa Danton

Guest Stars: Mina Kolb as Unknown | Carol Lippin as Unknown | Fred McCarren as Unknown | Myron Natwick as Dr. Smyth | Dennis A. Pratt as Unknown | Loyda Ramos as Unknown | Victor Steinbach as Cherney | Harold Sylvester as McCaslin | George D. Wallace as Unknown | Lesley Woods (1) as Stamps | Alan Haufrect as Unknown | Steve Greenstein (1) as Guard #2 | John Allen Nelson as Brian/Dubinski | August Bach as Chainman | Conrad Bachmann as Unknown | Earl Boen as Unknown | Raleigh Bond as T.P. Aquinas | Joseph Brutsman as Efraim Beaman | John Carter as Unknown | Harry Cason as Guard #1 | Charles Champion as Guard #3 | Michael Fairman as Sergei

Guest Stars: Vince Howard as Airport Manager | Michael MacRae (1) as Brody | Kevin McBride as Garrison | David Starwalt as Chase | Karl Held as Kielner | David Haskell as Jonathan Stone | Conroy A. Gedeon as Dr. Dunleavy | Carrington Garland as Young Agent | Murphy Dunne as Dr. Platt | Joseph Brutsman as Efraim Beaman

Guest Stars: Howard Duff as Harry Thornton | Don Hood as Walter Singer | Andrew Masset as Quisguard | Terence McGovern as Brady | Joe Rosario as Fighter | Andrew Divoff as Russian Soldier | Pamela Kay Davis (1) as Gretchen Stromberg | Darlene Conley as Jenkins | Richard G. Camphuis as Squires | Raleigh Bond as T.P. Aquinas | Richard Bakalyan as Meatball Bonfelli | Barbara Bain as Christina Golitsyn | Al Ruscio as Rostov