Michel Bouquet as Maurice

Fernand Ledoux as Jock Le Guen

Paul Bernard as Julien de Keriadec aka 'Pattes Blanches'

Suzy Delair as Odette Kerouan

Arlette Thomas as 'Mimi la bossue'

Geneviève Morel as Marguerite

Paul Barge as A guest

Betty Daussmond as Julien's aunt

Philippe Sergeol as A guest

Sylvie as Maurice's mother

Jean Debucourt as The investigating judge

Jean-François Bailly as (uncredited)

Madeleine Barbulée as The cousin (uncredited)

Edmond Beauchamp as The gendarme (uncredited)

Marius David as (uncredited)

Pierre Duncan as (uncredited)

Jean Pommier as (uncredited)