 | Senta Berger als Sara Grimaldi |
 | Luc Merenda als Edward |
 | Umberto Orsini als Daniel |
 | Anita Strindberg als Mary Caine |
 | Bruno Corazzari als George |
 | Rosario Borelli als Policeman |
 | Manfred Freyberger als Philip |
 | Tom Felleghy als Dr. Archibald T. Wildgate |
 | Duilio Cruciani als Luca |
 | Carla Mancini |
 | Vittorio Fanfoni |
| Duccio Tessari | Director |
| Mario Morra | Editor |
| Luciano Martino | Producer |
| Roberto Infascelli | Story |
| Bruno Di Geronimo | Screenplay |
| Duccio Tessari | Screenplay |
| Ernesto Gastaldi | Screenplay |
| Gianni Ferrio | Original Music Composer |
| Giulio Albonico | Director of Photography |
| Vittorio Galiano | Production Manager |
| Enzo Bulgarelli | Production Design |
| Danda Ortona | Costume Design |
| Mario Forges Davanzati | First Assistant Director |
| Vittoria Vigorelli | Script Supervisor |
| Francesco Narducci | Still Photographer |
| Cristiano Tessari | Assistant Production Design |
| Mario Van Riel | Makeup Artist |
| Iolanda Conti | Hairstylist |
| Sebastiano Celeste | Camera Operator |
| Marco Onorato | Assistant Camera |
| Angelo Amatulli | Sound |
| Maurizio Merli | Boom Operator |
| Roberto Sterbini | Assistant Editor |
| Massimo Quaglia | Assistant Editor |
| Beniamino Sterpetti | Unit Manager |
| Luciano Leoncini | Production Secretary |
