Pierre Richard as François Perrin

Bernard Blier as Colonel Bernard Milan

Jean Rochefort as Colonel Louis Toulouse

Mireille Darc as Christine

Paul Le Person as Perrache

Jean Carmet as Maurice Lefebvre, Perrin's best friend

Colette Castel as Paulette Lefebvre

Maurice Barrier as Chaperon, Toulouse agent

Robert Dalban as Coco, fake delivery man

Robert Castel as Georghiu, Milan agent

Jean Obé as Botrel, Milan agent

Jean Saudray as Poucet, Toulouse agent

Roger Caccia as Mr. Boudart, Milan agent

Arlette Balkis as Mrs. Boudart, Milan agent

Tania Balachova as Louis Toulouse's mother

Bernard Charlan as Cyclist

Yves Robert as Conductor

Jean-Michel Molé as Man with Russian dolls

Marcel Gassouk as Florist van driver

Xavier Gélin as Convertible driver

Gérard Majax as Spy magician

Stéphane Bouy as Spy arrested in the United States

Gérard Moisan as Spy at François Perrin's house

Bruno Oppe as Spy at François Perrin's house

Claudine Beccarie as (uncredited)