 | Ingrid Thulin als Jessica |
 | Jean Sorel als Gregory Moore |
 | Mario Adorf als Jacques Versain |
 | Barbara Bach als Mira Svoboda |
 | Fabijan Šovagović als Professor Karting |
 | José Quaglio als Valinski |
 | Piero Vida als Kommissar Kierkoff |
 | Daniele Dublino als Doctor |
 | Luciano Catenacci als Morgue Employee |
 | Semka Sokolović-Bertok als Nastassja - Gregory's Neighbor |
 | Rikard Brzeska als Pierre |
| Ivo Kadić als Walter |
 | Jürgen Drews als Street Singer |
 | Relja Bašić als Ivan |
 | Sven Lasta als Pravski - Blind Man |
| Michaela Martin als Girl with Jacques |
| Vjenceslav Kapural als Librarian |
| Sergio Serafini als Morgue Employee |
 | Franca Sciutto als Nurse |
| Hrvoje Švob als Old Man |
| Joža Šeb als Park Sweeper |
| Petar Dumičić als Tibor |
| Vladimir Bošnjak als Journalist |
| Petar Buntić als Spy |
 | Veriano Ginesi als Dead Girl's Father (uncredited) |
 | Sofia Lusy als Dead Girl's Mother (uncredited) |
| Aldo Lado | Director |
| Enzo Doria | Producer |
| Gitt Magrini | Costume Design |
| Franco Schioppa | Makeup Artist |
| Vittoria Silvi | Hairstylist |
| Mario Morra | Editor |
| Lovro Vidic | Gaffer |
| Giuseppe Ruzzolini | Director of Photography |
| Aldo Carocci | Gaffer |
| Luciano Volpato | Executive Producer |
| Manrico Melchiorre | Production Manager |
| Stipe Gurdulic | Production Manager |
| Hans Brockmann | Production Manager |
| Gisella Longo | Production Design |
| Duje Duplancic | Assistant Makeup Artist |
| Slavko Andres | Second Unit Director |
| Ennio Morricone | Original Music Composer |
| Željko Senečić | Production Design |
| Sonja Mitrovic | Administration |
| Ivan Kabler | Key Grip |
| Bosko Mitrovic | Production Secretary |
| Hans Schwadorf | Sound Recordist |
| Raul Montesanti | Sound |
| Drago Habazin | Tailor |
| Bruno Nicolai | Conductor |
| Erik Molnar | Sound |
| Jutta Brandstaedter | Assistant Editor |
| Alessandro Ruzzolini | Assistant Camera |
| Angelo Amatulli | Boom Operator |
| Armando Pace | Assistant Editor |
| Alfonso Merola | Key Grip |
| Flavia Sante Vanin | First Assistant Director |
| Aldo Lado | Story |
| Aldo Lado | Screenplay |
| Rüdiger von Spies | Screenplay |
| Emil Bolanac | Unit Manager |
| Mauro Porru | Unit Manager |
| Maja Galasso | Assistant Costume Designer |
| Velimir Domitrovic | Set Decoration |
| Stjepan Hlupic | Property Master |
| Milivoj Majnaric | Assistant Camera |
