Louis de Funès as Pierre Cousin

Noëlle Adam as Caroline Clément

Jacques Jouanneau as Amédée

Danielle Lamar as Wanda

Nadine Tallier as Juliette

Christian Duvaleix as Journalist

Christian Méry as Angelo, Corsican gangster

Louis Massis as Newspaper photographer

Pierre Stéphen as Police commissioner

Sabine André as Creamery customer

Simone Berthier as Concierge

Billy Beck as Drunk customer at "La belle vie"

Jim Balla as

Max Dalban as Boss of the café "Le brazá"

Hubert Deschamps as Banker

Pierre Doris as Bellboy of the "Néant"

Max Dejean as Gangster

Géo Dorlis as Director

Albert Michel as Gas employee

Pierre Mirat as Agent noting the address

Philippe Nyst as Gangster

Mireille Ozy as Creamery waitress

Bernard Régnier as

Roger Saget as Commissioner who lends his trousers

Pierre Tornade as Maître d'hôtel at "La belle vie"

Etienne Decroux as Madman

Eddy Rasimi as Bellboy of "La belle vie"

Robert Manuel as Tony

Moustache as Orchestra's drummer

Léo Campion as Ferdinand Bouthillier

Jean-Pierre Cassel as Journalist (uncredited)