During World War II an Italian secret agent is sent undercover to kill the head of the resistance in Budapest.
| Actor | Role |
|---|---|
 Gianni GarkoRiccardo Cloro | Riccardo Cloro |
 Irina DemickRada Kálmán | Rada Kálmán |
 Gianna SerraVesna | Vesna |
 Marijan LovrićNot listed | Not listed |
| TTony SantanielloZaimitis | Zaimitis |
 Boris CavazzaNot listed | Not listed |
 Tom FelleghyMajor Schaffner | Major Schaffner |
| DDemeter BitencNot listed | Not listed |
| VVladimir MedarNot listed | Not listed |
| IIlija IvezićNot listed | Not listed |
 Ljubiša BačićNot listed | Not listed |
 Gianni PuloneNot listed | Not listed |
| BBarbara HornIrene | Irene |
 Horst FrankMüller, Gestapo | Müller, Gestapo |
 Sisto BrunettiNazi agent | Nazi agent |