Terence Hill

as Elliot Vance / Sebastiano Coímbra

Bud Spencer

as Greg Wonder / Antonio Coímbra

April Clough

as Olympia Chavez

Harold Bergman

as Double Agency Director

C.V. Wood Jr.

as Police Officer

Dary Reis

as Van der Bosch

Nello Pazzafini

as Don Tango

José Van de Kamp

as Bernardo