Cast
Terence Hill
Elliot Vance / Sebastiano Coímbra
Bud Spencer
Greg Wonder / Antonio Coímbra
April Clough
Olympia Chavez
Harold Bergman
Double Agency Director
C.V. Wood Jr.
Police Officer
Dary Reis
Van der Bosch
Nello Pazzafini
Don Tango
José Van de Kamp
Bernardo
Fernando Amaral
Ángel Duarte
Roberto Roney
Nadiño
Ataíde Arcoverde
Vinicio
Claudioney Penedo
Don Tango's Boss
Dennis Bourke
Albert von Eisenburg
Giancarlo Bastianoni
Tango's Thug / Mercenary (uncredited)
Sergio Smacchi
Tango's Thug / Mercenary (uncredited)
Franco Ukmar
Tango's Thug (uncredited)
Crew
Directing
Enzo Barboni
Director
Carlos Couto
Assistant Director
Peter Gold
Assistant Director
Paul Costello
Script Coordinator
Editing
Philip Edwards
Editor
Production
Max Viller
Production Supervisor
Paulo Fernando Pijnappel
Production Supervisor
Vittorio Galiano
Producer
Andre Filho
Production Secretary
Vittorio Galiano
Production Manager
Writing
Marco Barboni
Screenplay