A stuntman and a saxophonist stand in for two billionaires threatened by killers.
| Actor | Role |
|---|---|
 Terence HillElliot Vance / Sebastiano Coímbra | Elliot Vance / Sebastiano Coímbra |
 Bud SpencerGreg Wonder / Antonio Coímbra | Greg Wonder / Antonio Coímbra |
| AApril CloughOlympia Chavez | Olympia Chavez |
 Harold BergmanDouble Agency Director | Double Agency Director |
| CC.V. Wood Jr.Police Officer | Police Officer |
 Dary ReisVan der Bosch | Van der Bosch |
 Nello PazzafiniDon Tango | Don Tango |
 José Van de KampBernardo | Bernardo |
 Fernando AmaralÁngel Duarte | Ángel Duarte |
 Roberto RoneyNadiño | Nadiño |
 Ataíde ArcoverdeVinicio | Vinicio |
 Claudioney PenedoDon Tango's Boss | Don Tango's Boss |
 Dennis BourkeAlbert von Eisenburg | Albert von Eisenburg |
| GGiancarlo BastianoniTango's Thug / Mercenary (uncredited) | Tango's Thug / Mercenary (uncredited) |
 Sergio SmacchiTango's Thug / Mercenary (uncredited) | Tango's Thug / Mercenary (uncredited) |
 Franco UkmarTango's Thug (uncredited) | Tango's Thug (uncredited) |