Jacques Charrier as Freddy

Charles Aznavour as Joseph Bouvier

Dany Robin as Denise

Dany Carrel as Dadou

Anouk Aimée as Jeanne

Estella Blain as Sylvia

Belinda Lee as Ghislaine

Véronique Nordey as la "bobby-soxer"

Henri Poirier as le "fiancé" de Ghislaine

Hélène Chanel as Une invitée à la surboum

Margit Saad as Ingrid

Nicole Berger as Françoise

Ingeborg Schöner as Monica

Gérard Darrieu as Un ami de Freddy

Jean Roquel as Un ami de Freddy

Gérard Hoffmann as Marco

Etienne Dirand as Un dragueur au Lido

Jacques François Zeller as Un dragueur au Lido

Claude Mansard as Babs, le noctambule ivre

Rudy Lenoir as Un invité de la surboum

Max Montavon as Un invité de la surboum

Juliette Vilno as Une fille draguée

Sylvie Adassa as Une fille draguée

Uta Taeger as Myriam

Cora Camoin as La bavarde à l'aérogare

Liliane Dreyfus as Une fille au Lido

Tania Miller as Une fille au Lido

Maryse Mejean as Une invitée à la surboum

Lucie Arnold as Une invitée à la surboum

Dany Jacquet as Une invitée à la surboum

Catherine Candida as Une invitée à la surboum

Chantal Deberg as

Geneviève Grad as (uncredited)

Arlette Balkis as La femme sur le banc (uncredited)

Michèle Bardollet as Narrator (voice) (uncredited)

Jean Degrave as Un invité de la surboum (uncredited)

Alain Dekok as (uncredited)

Claude Figus as Un invité de la surboum (uncredited)

Claude Mercutio as Un invité de la surboum (uncredited)

Louis Sautelet as (uncredited)

Michèle Verez as (uncredited)