 | Tom Hanks als Richard |
 | Dabney Coleman als Cooper |
 | Lori Singer als Maddy |
 | Charles Durning als Ross |
 | Carrie Fisher als Paula |
 | Edward Herrmann als Brown |
 | Jim Belushi als Morris |
 | Irving Metzman als Virdon |
 | Tom Noonan als Reese |
 | Gerrit Graham als Carson |
 | David L. Lander als Stemple |
 | Ritch Brinkley als Hulse |
 | Frank Hamilton als Edgar |
 | Dortha Duckworth als Natalie |
 | David Ogden Stiers als The Conductor |
 | Julius Carry als CIA Agent |
| Stephen Bradley als CIA Agent |
 | Art LaFleur als CIA Agent |
 | Richard McGonagle als CIA Agent |
 | George Martin als Senate Chairman |
 | Patricia Gaul als Mrs. Brown |
 | Charles Levin als CIA Dentist |
 | Dan Resin als Man in Car |
| Tom Rayhall als Sergeant at Arms |
 | Victoria Carroll als Receptionist |
| Mark Robman als Dentist |
 | Charles Walker als Reporter |
 | David Selburg als Reporter |
 | Lisa Raggio als Reporter |
 | Ivy Bethune als Female Patient |
| Richard Clark als Cab Driver |
| Tom Chiu als Dickie |
 | Damita Jo Freeman als Waitress |
| Jeffrey Ware als Prof. Chermenko |
 | Noel De Souza als Officer on Dock |
 | Dan Ziskie als Young American |
| Sam Sako als Dock Worker |
| Robert Klane | Screenplay |
| Dianne Crittenden | Casting |
| Anne D. McCulley | Set Decoration |
| Henry Kline | Unit Production Manager |
| Victor Drai | Producer |
| Bud Molin | Editor |
| Richard H. Kline | Director of Photography |
| Dean Mitzner | Production Design |
| Thomas Newman | Original Music Composer |
| Stan Dragoti | Director |
| O. Nicholas Brown | Editor |
| Cameron Birnie | Set Designer |
| William Ware Theiss | Costume Design |
| Xavier Gélin | Associate Producer |
| William S. Beasley | First Assistant Director |
| Alan B. Curtiss | Second Assistant Director |
| Dianne Wager | Assistant Art Director |
| Kenneth L. Westcott | Leadman |
| Tom Southwell | Production Illustrator |
| Albert Bettcher | Camera Operator |
| M. Todd Henry | Assistant Camera |
| Sidney Ray Baldwin | Still Photographer |
| Regina Gordon | Additional Second Assistant Director |
| Willie D. Burton | Sound Mixer |
| Richmond G. Cogswell | Video Assist Operator |
| Bob Mills | Makeup Supervisor |
| Ric Sagliani | Makeup Artist |
| Byrd Holland | Makeup Artist |
| Ora Green | Hairstylist |
| Marina Pedraza | Key Hair Stylist |
| Everett Olson | Construction Coordinator |
| Robert Sordal | Key Grip |
| Gary R. Wostak | Gaffer |
| Wally Crowder | Stunt Coordinator |
| Alan E. Lorimer | Special Effects Coordinator |
| Skip Wilson | Transportation Coordinator |
| Pinki Ragan | Production Coordinator |
| Larry K. Johnson | Script Supervisor |
| Cherie Franklin | Dialogue Coach |
| Ilene Starger | Casting Assistant |
| Hal Sanders | Sound Editor |
| Richard Sperber | Sound Editor |
| David M. Ice | Sound Editor |
| Lenny Jennings | Sound Editor |
| Bill Voigtlander | ADR Editor |
| Don J. Bassman | Sound Re-Recording Mixer |
| Kevin F. Cleary | Sound Re-Recording Mixer |
| Garrie Bolger | Sound Re-Recording Mixer |
| Ken Runyon | Music Editor |
| Armin Steiner | Scoring Mixer |
| Max Kleven | Second Unit Director |
| Art Scholl | Pilot |
| Francis Veber | Original Film Writer |
| Yves Robert | Original Film Writer |
| Jack Frost Sanders | Associate Producer |
| Bill Wilson | Associate Producer |
| Pat Romano | Stunts |
