 | May Britt als Jolanda |
 | Marc Lawrence als Van Gould |
 | Renato Salvatori als Ralf, figlio di Morgan |
 | Barbara Florian als Consuelo di Medina |
 | Guido Celano als Morgan, il pirata |
 | Ignazio Balsamo als Van Stiller |
 | Alberto Sorrentino als Agonia |
 | Umberto Spadaro als Padre putativo di Jolanda |
| Joop van Hulzen als Sir Bendix |
 | Domenico Serra als Ramon |
| Marga Cella als Maria |
| Amedeo Dejana als Maestro Inferno |
| Tiberio Mitri als membro della ciurma di Morgan |
| Fernando Iannilli |
| Gianni Luda als ufficiale della guardia |
| Ettore Jannetti als capitano spagnolo |
| Mario Soldati | Director |
| Ivo Perilli | Screenplay |
| Rometta Pietrostefani | Script Supervisor |
| Tonino Delli Colli | Director of Photography |
| Flavio Mogherini | Production Design |
| Dino De Laurentiis | Producer |
| Dario Cecchi | Costume Design |
| Ennio De Concini | Screenplay |
| Nino Rota | Original Music Composer |
| Piero Gherardi | Set Decoration |
| Emilio Salgari | Novel |
| Ugo Giacomozzi | Conductor |
| Bruno Todini | Production Manager |
| Carlo Ponti | Producer |
| Leo Catozzo | Editor |
| Fernando Cinquini | Unit Manager |
| Cesare Olivieri | First Assistant Director |
| Amato Garbini | Makeup Artist |
| Pio Angeletti | Production Secretary |
| Angelo Binarelli | Production Secretary |
| Biagio Fiorelli | Sound |
| Mario Amari | Sound |
| Sergio Bergamini | Camera Operator |
| Sergio Leone | Assistant Director |
