 | George Montgomery als Eric |
 | Danny Steinmann als Bill |
| Tom Baker als Denny |
 | Marianne Kanter als Carol |
| Claude Gersene |
 | Renate Kasché als Lise |
 | Steve Rowland |
| Kay Reid |
| Alma Kessler |
| Carl Rapp |
| Natalia Silva |
 | Víctor Israel |
| Rodrigo Caballero |
| T.J. Castronovo als (as Tom Castronova) |
| Edward Mann | Director |
| Michael Kuh | Additional Dialogue |
| Edward Mann | Writer |
| Robert D. Weinbach | Idea |
| E.J. Whyte | Script Consultant |
| Nigel Cox | Producer |
| Morton M. Rosenfeld | Associate Producer |
| Jerome A. Siegel | Associate Producer |
| Robert D. Weinbach | Executive Producer |
| Bernardo Segall | Music |
| Francisco Sempere | Cinematography |
| Fima Noveck | Editor |
| Andrés Monreal | Set Decoration |
| Adolfo Ponte | Makeup Artist |
| Roberto Perez Moreno | Production Manager |
| Antonio Chic | Assistant Director |
| Dave 'Squatch' Ward | Second Assistant Director |
| Edward Mann | Special Effects |
| Manuel Sayans | Special Effects |
| George Montgomery | Special Effects |
| Arni Hendin | Other |
| Fima Noveck | Other |
| Paul Radkai | Other |
| Robert Royal | Still Photographer |
| Ramón Sempere | Camera Operator |
| Mercedes de Segovia | Wardrobe Supervisor |
| Arthur Marks | Editorial Production Assistant |
| Fima Noveck | Editorial Coordinator |
| Fima Noveck | Consulting Producer |
| Ramon Sanz | Other |
| Mercedes Segura | Script Supervisor |
| Richard Yalem | Other |
