 | Lynn Redgrave als Monica Welles |
 | Robert Preston als Alex Dennison |
 | Patrick Macnee als David Mathews |
 | Jeff Goldblum als Leo Gibbs |
 | Lawrence Pressman als Lloyd Andrews |
 | William Russ als Frank Heller |
 | William Daniels als Walter Lamb |
 | Madolyn Smith Osborne als Karen Daniels |
 | Wallace Rooney als Ernie |
 | John Finnegan als Damon |
 | Buck Young als Lieutenant McElroy |
| David Greene | Director |
| William Link | Writer |
| Richard Levinson | Writer |
| Stephanie Austin | Associate Producer |
| Richard Levinson | Executive Producer |
| William Link | Executive Producer |
| Robert Papazian | Producer |
| Billy Goldenberg | Original Music Composer |
| Stevan Larner | Director of Photography |
| Parkie L. Singh | Editor |
| Ellen Meyer | Casting |
| Lawrence G. Paull | Production Design |
| Jerry Wunderlich | Set Decoration |
| Dianne Cohoon | Costume Design |
| Barbara Guedel | Makeup Artist |
| Chris McBee | Hairstylist |
| Nick Marck | First Assistant Director |
| Maggie Parker | Second Assistant Director |
| Arnold L. Rich | Camera Operator |
| Alan Goldenhar | Gaffer |
| Barbara Amato | Script Supervisor |
