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Louis Jouvet as M. Lambertin, professeur au Conservatoire |
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Claude Dauphin as François Polti |
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Janine Darcey as Isabelle Didier |
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Odette Joyeux as Cécilia Prieur |
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Bernard Blier as Pescani, un élève du Conservatoire |
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Robert Pizani as Jérôme |
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Madeleine Lambert as Mme Élisabeth Prieur, mère de Cécilia |
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Roger Blin as Dominique, le gardien du château de la famille de Cécilia |
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Mady Made as Denise |
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Babita Soren as Norah Storm |
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André Brunot as Fernand Grenaison, l'oncle d'Isabelle |
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Madeleine Geoffroy as Mme Fernande Grenaison, épouse de Fernand |
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Henri Busquet as L'appariteur du Conservatoire |
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Georges Pally as Marty, le patron du café |
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Yves Brainville as Sylvestre |
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Gaby André as Mireille, une élève du Conservatoire |
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Hélène Dassonville as Une élève du Conservatoire |
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Sanda Dancovici as Une élève du Conservatoire |
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Anita Daene as Une élève du Conservatoire |
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Denise Berley as Une élève du Conservatoire |
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Nina Sinclair as Gisèle, une élève du Conservatoire |
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André Roussin as Giflard, un élève du Conservatoire |
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Michel Vitold as Gabriel, un élève du Conservatoire |
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Dennery as Un élève du Conservatoire |
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Roland Piétri as Un élève du Conservatoire |
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Julien Carette as Lurette, le journaliste |
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Sylvie as Clémence |
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Marcel Dalio as Le juge d'instruction |
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Marcel Lupovici as Le tragédien (uncredited) |
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Noël Roquevert as M. Pignolet, un vigile (uncredited) |
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Paul Escoffier as Le directeur du Conservatoire (uncredited) |
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Albert Broquin as Le crieur de journaux (uncredited) |
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Marcelle Monthil as La chaisière du parc du Luxembourg (uncredited) |
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Odette Talazac as Une sociétaire (uncredited) |
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Dora Doll as Une élève du Conservatoire (uncredited) |
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Gabrielle Fontan as Une mère provincviale (uncredited) |
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Made Siamé as La mère de Louise (uncredited) |
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Louise Fouquet as Une élève du Conservatoire (Lola Mouloudji) (uncredited) |
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Paul Delauzac as L'ami d'Élisabeth (uncredited) |
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Robert Moor as Albert, le concierge (uncredited) |
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Paula Dehelly as Micheline (uncredited) |
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Titys as L'huissier du juge (uncredited) |
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Paul Marcel as Le maître d'hôtel (uncredited) |
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Josette Daydé as Une élève du Conservatoire (uncredited) |
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Jacqueline Marsan as Une élève du Conservatoire (uncredited) |
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Jacqueline Ravel as Une élève du Conservatoire (uncredited) |
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Jacqueline Valois as Une élève du Conservatoire (uncredited) |
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Jacques Jansen as Un élève du Conservatoire (uncredited) |
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Sylvie Deniau as Une élève du Conservatoire (uncredited) |
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Monique Mélinand as Une élève du Conservatoire (uncredited) |
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Wanda Kérien as Une élève du Conservatoire (uncredited) |
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Anita Vangué as Une élève du Conservatoire (uncredited) |
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Tony Jacquot as Un élève du Conservatoire (uncredited) |
| Directing | Marc Allégret | Director |
| Writing | Marc Allégret | Writer |
| Writing | Marc Allégret | Adaptation |
| Camera | Roger Kahan | Set Photographer |
| Production | Lucien Pinoteau | General Manager |
| Editing | Yvonne Martin | Editor |
| Sound | Georges Auric | Original Music Composer |
| Sound | Georges Leblond | Sound Engineer |
| Writing | André Cayatte | Writer |
| Writing | André Cayatte | Adaptation |
| Camera | Christian Matras | Director of Photography |
| Camera | Ernest Bourreaud | Director of Photography |
| Camera | Henri Pecqueux | Set Photographer |
| Writing | Henri Jeanson | Dialogue |
| Camera | Ernest Bourreaud | Camera Operator |
| Crew | Madeleine Lefèvre | Script |
| Directing | Jean Huet | Assistant Director |
| Art | Jacques Krauss | Decorator |
| Camera | Robert Juillard | Camera Operator |
| Art | Alexandre Trauner | Head Decorator |
| Production | Robert Vernay | Administration |
| Production | Arys Nissoti | Producer |
| Production | Georges Jouanne | Production Director |
| Directing | Louis Gendre | Assistant Director |
| Costume & Make-Up | Joseph Mejinsky | Makeup Artist |
| Production | Pierre O'Connell | Producer |
| Art | Louis Demasure | Set Supervisor |
| Camera | Ernest Bourreaud | Assistant Camera |
| Camera | Robert Bontemps | Assistant Camera |
