Robert Hossein as Maître Bianchini

Claude Mann as Commissioner Lambert

Claudine Coster as Isabelle Bianchini

Robert Manuel as Head of the narcotics squad

José Luis de Vilallonga as Mario Vérona

Carl Studer as Morgan

Noëlle Noblecourt as Flight attendant

Alain Gottvalles as Luciano

Michel Creton as Fabiani

Paul Préboist as Garage Attendant

Lilly Bistrattin as Sandra

Gigi Ballista as Aldo

Raoul Saint-Yves as Director of the prison

André Badin as Mechanic (uncredited)

Robert Dalban as (uncredited)

Jacques Thébault as Narrator (uncredited)