Hans Verner

as Eric Voltay / Eric Wolf

Jean-Pierre Kalfon

as Sacha Markriff

Marcel Champel

as Fred Voltay / Fred Wolf

Yvonne Monlaur

as Miss Rivière / Nora Markriff

Christiane Arnaud

Willy Braque

as Martin, accomplice of Sacha

Michel Lemoine

as Bruce Valdo

Regine Rumen

as Wanda