Nick Carter et le trèfle rouge

Eddie Constantine

Nick Carter

Nicole Courcel

Dora Beckmann

Joe Dassin

Janos Adler

Jeanne Valérie

Lia

Jacques Harden

Captain Herbert

Roger Rudel

Beckmann

Jean Ozenne

Wedermeyer sr.

Pierre Rousseau

Niemann

Michel Ruhl

Rudolf Wedermeyer

Gordon Felio

Gondolach

Graziella Galvani

Nanny

Carl Studer

Commodore

Donald O'Brien

Jimmy Karoubi

Little Man

Marcel Champel

Kommissar

Marcello Pagliero

Prof. Witt (uncredited)