 | Peter Graves als Alec Franklin |
 | Curd Jürgens als Baron "Marchant" |
 | Michael Dante als Konstanine Senyonov |
 | John Carradine als Professor Nikolaeff |
 | Carmen G. Cervera als Nina |
 | Pouri Banaei als Leila |
 | Karin Schubert als Galina Fedorovna |
 | Robert Avard Miller als Stetson |
| Michael Tietz als Toni Glanert |
 | Mel Novak als Mendoza |
 | Aldo Sambrell als George |
 | Frank Braña als Rigo |
| Pat Johnson als Atwood |
| Hosein Gil als Hasan |
| Tamara Elliot als Iranian Dancer |
| Walter Stocker als Masters |
 | Curt Lowens als Russian Scientist |
 | Maurice Marsac als Russian General |
| Michael Ivie als State Department Official |
| George Briggs als Russian General II |
| Peter Colt als "Mickey" |
| Úrsula Grin als Casino Hostess |
 | Herbert Fux |
| Alfie Martin als Officer (uncredited) |
| Ted V. Mikels | Author |
| Leslie H. Martinson | Director |
| Antonio Gimeno | Editor |
| Kurt Raab | Art Direction |
| Ed White | Sound Mixer |
| Doreen Ross | Script Supervisor |
| George Briggs | Associate Producer |
| Gerhard Rupp | Transportation Captain |
| Claudio Catozzo | Cinematography |
| Ratomir Pešić | Stunt Coordinator |
| Ika Panajotović | Producer |
| Alberto Baldan Bembo | Music |
| Luciano Corbuti | Electrician |
| Ciga Despotivic | Choreographer |
| Ali Akbar | Assistant Director |
| Gary Alexander | Sound Re-Recording Mixer |
| Pat E. Johnson | Stunt Coordinator |
| Elio Romano | Writer |
| Danny Warnock | Assistant Camera |
| Dru Landers | Production Assistant |
| Elio Romano | Executive Producer |
| Kurt Raab | Production Design |
| J. Weizdorfer | Set Decoration |
| Gino Zamprioli | Key Makeup Artist |
| Paco Joan | Camera Operator |
| Heidi Wujek | Wardrobe Supervisor |
| Franka Pagunicci | Costume Design |
| Alfie Martin | Production Manager |
| Anvar Rais | Assistant Director |
| Don Minkler | Sound Re-Recording Mixer |
| Rossana D'Antilo | Assistant Editor |
| Tom Martins | Props |
| Dolores Glanert | Script Supervisor |
| Amir Shervan | Associate Producer |
| Ted V. Mikels | Producer |
| Dan Linkmeyer | Props |
| Rene Delpire | Sound |
| Keith Stafford | Supervising Editor |
| Robert Avard Miller | Executive Producer |
| H. Yatroupolos | Set Decoration |
| Dick Williams | Special Effects |
| Slavoljub Plavšić 'Zvonce' | Stunt Coordinator |
| Sherri Vernon | Makeup Artist |
| Clarke Reynolds | Writer |
| Cesare Canevari | Writer |
