Charles Boyer as Jacques Bonnard

Louis Jourdan as Uncle Desmond Bonnard

Marsha Hunt as Susan Bonnard

Bobby Driscoll as Robert 'Bibi' Bonnard

Linda Christian as Mignonette Chappuis

Kurt Kasznar as Uncle Louis Bonnard

Marcel Dalio as Grandpere Bonnard

Jeanette Nolan as Felice Bonnard

Jack Raine as Mr. Frye - School Principal

Richard Erdman as Alfred Grattin

Marlene Cameron as Peggy O'Hare

Gene Collins as Jimmy Bishop

Annabel Faber as Yvonne Bonnard

Kathryn Sheldon as Miss Tate - Schoolteacher

Edward Clark as Dr. Marchaud

Maurice Marsac as The Great Gaspari

Will Wright as Family Doctor

Eugene Borden as Monsieur Lafayette - Grocer