 | Jacques Sernas als Pierre |
 | Mireille Darc als Polly |
 | José Luis López Vázquez als Fernando |
 | Marilù Tolo als Sofia |
 | Venantino Venantini als Giuliano |
 | Guillermo Marín als Secret Service Chief |
 | Mercedes Muñoz Sampedro |
 | Joaquín López Díaz |
| Francesca Sernas |
| Fernando Cano |
| Juan Antonio Peral |
| Mario Morales |
 | Enrique Navarro |
 | Adriano Domínguez |
 | José Orjas |
| Jorge Llopis |
| Alberto Solá |
| Gabriel Laguna |
 | Rafael Hernández |
| Rosita Peru |
| José Luis Lizalde |
| Willie Ellie |
 | Daniela Bianchi als Mercedes |
 | Harold Sakata als Direttore del museo |
| Víctor Ramírez als Joyero |
 | Adriano Rimoldi |
| Jaime de Armiñán | Writer |
| Bruno Guillaume | Writer |
| Jacques Sernas | Writer |
| Benedetto Ghiglia | Music |
| José María Forqué | Writer |
| José María Forqué | Director |
| Antonio Liberati | Writer |
| Giovanni Simonelli | Writer |
| Duccio Tessari | Writer |
| José Gutiérrez Maesso | Producer |
| Cecilio Paniagua | Director of Photography |
| Franco Fraticelli | Editor |
| Francisco Canet | Production Design |
| Francisco Canet | Costume Design |
| Dolores Clavel | Hairstylist |
| Carmen Martín | Makeup Artist |
| Miguel Ángel Martín Proharán | General Manager |
| Faustino Ocaña | Production Manager |
| Renzo Ragazzi | Assistant Director |
| Alberto Bartolomei | Sound Engineer |
| Manuel Baquero | Special Effects |
| Eduardo Noé | Camera Operator |
| Ramiro Sabell | Second Assistant Camera |
| Félix Fernández | Script Supervisor |
