Brigitte Bardot as Dominique Marceau

Charles Vanel as Maître Guérin

Marie-José Nat as Annie Marceau

Sami Frey as Gilbert Tellier

Paul Meurisse as Maître Éparvier

Jean-Loup Reynold as Michel

André Oumansky as Ludovic

Claude Berri as Georges

Jacques Perrin as Jérôme

Barbara Sommers as Daisy

Louis Seigner as Le président des assises

Raymond Meunier as Le cuistot du 'Spoutnik'

René Blancard as L'avocat général

Paul Bonifas as Un greffier

Hubert de Lapparent as Un avocat

Colette Castel as La jeune avocate

Louis Arbessier as Le professeur

Simone Berthier as Une locataire

Charles Bouillaud as L'avocat d'Annie

Marcel Delaître as Un journaliste

Germaine Delbat as Une employée du 'Spoutnik'

Jacques Hilling as Un client du 'Spoutnik'

Christian Lude as M. Marceau

Jacques Marin as Le conducteur du bus

Colette Régis as La logeuse de Gilbert

Jackie Sardou as La concierge

Suzy Willy as Mme. Marceau

Fernand Ledoux as Le médecin légiste

Jacqueline Porel as La secrétaire de Maître Guérin

Arlette Gleize as

Jean Houbé as André Martinot

Betty Beckers as L'étrangère qui prend la chambre de Daisy (uncredited)

Claudine Berg as La jeune mariée (uncredited)

Marcel Cuvelier as Un journaliste (uncredited)

Yvonne Dany as Une spectatrice à l'audience (uncredited)

Jenny Doria as (uncredited)

Pierre Durou as Un gardien de la paix (uncredited)

Édouard Francomme as Un greffier au tribunal (uncredited)

Roger Lecuyer as Un spectateur à l'audience (uncredited)

Francis Lemonnier as L'ami de Gilbert au Conservatoire (uncredited)

Marcel Loche as Un assesseur (uncredited)

Robert Mercier as Un bistrot (uncredited)

Albert Michel as Un journaliste (uncredited)

Laure Paillette as La religieuse au chevet de Dominique (uncredited)

Georgette Peyron as Une spectatrice à l'audience (uncredited)

Pierre Roussel as Un journaliste (uncredited)

Louis Saintève as Un assesseur (uncredited)

Guy Tréjean as Le médecin (uncredited)

Dominique Zardi as Un homme sortant du métro et à la terrasse d'un bar (uncredited)