Cast

Michel Simon

Professor Charles Buisson

Brigitte Auber

Gisèle, student of Buisson

Henri Génès

Lucien Mosca, boss of Ruban Bleu

Germaine Kerjean

Mrs. Rédéri

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Anne Campion

The determined trafficker

Philippe Mareuil

Pierre-Dominique, aka 'Pépé'

Robert Lombard

Maurice, Buisson's assistant

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Georges Galley

Patrice

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Suzanne Norbert

Mrs. Buisson

Gaby Basset

Henriette, washroom attendant

Crew

Jean Boyer

Director (Directing)