"At the Conservatory of Vienna the students only have eyes for their beautiful singing teacher, tenor Eric Walter."
Jean Marais
as Eric Walter
Brigitte Bardot
as Sophie Dimater
Isabelle Pia
as Elis Petersen
Yves Robert
as Clément
Mischa Auer
as Berger
Lila Kedrova
as Mrs. Dimater, Sophie's mother
Mylène Demongeot
as The future star who vocalizes
Edmond Beauchamp
as Mr. Petersen, Elis's father
Denise Noël
as Marie Koukawska-Walter
Yvette Etiévant
as Mrs. Petersen, Elis's mother
George Reich
as Dick Killian
Anne Collette
as Marion Dimater
Odile Rodin
as Erica
Daniel Emilfork
as Violin teacher
Jean Wiener
as Piano Teacher (uncredited)
Léon Daubrel
as Professor
Guy Bedos
as Rudy
France Roche
Writer
Roger Vadim
Marc Allégret
Producer
Suzanne de Troeye
Editor
Alexandre Marcus
Makeup Artist
Cino Del Duca
Robert Biart
Sound
Gilbert Cohen-Seat
Raymond Nègre
Production Design
Gisèle Jacquin
Director
Vicki Baum
Novel
Robert Juillard
Director of Photography
Original Music Composer
