Roger Pierre as Philippe Bareil, Nicole's fiancé and photographer for the agency

Jean-Marc Thibault as Jean Rodin, Nicole's brother, director of photo novels

Patricia Viterbo as Nicole Rodin, Philippe's fiancée and Jean's sister

Claudine Coster as Barbara Jones, dancer

Yvonne Clech as Graziella Andromèze

Francis Blanche as Mr. Pédro Andromèze

Darry Cowl as Ludovic Gabasse, boss of the photo novel agency

Daniel Ceccaldi as Giovanelli, jewel thief

Jean Galland as Hotel director

Jacques Legras as Jewelry expert

Jean-Loup Philippe as Éric, Barbara’s brother

Jacques Castelot as Otto Werner

Charles Bayard as Player (uncredited)

Charles Bouillaud as Concierge of the 'Prince de Galles' hotel (uncredited)

Rivers Cadet as (uncredited)

Joé Davray as Pastry chef (uncredited)

Henry Djanik as Kramil, poker player (uncredited)

Jean Droze as Bartender (uncredited)

Fernand Guiot as Commissioner (uncredited)

Max Montavon as Bartender (uncredited)

Maurice Travail as Customs officer at Orly (uncredited)

Robert Verbecke as Policeman (uncredited)