Pierre Richard
François Perrin

Bernard Blier
Colonel Bernard Milan

Jean Rochefort
Colonel Louis Toulouse

Mireille Darc
Christine

Paul Le Person
Perrache

Jean Carmet
Maurice Lefebvre, Perrin's best friend

Colette Castel
Paulette Lefebvre

Maurice Barrier
Chaperon, Toulouse agent

Robert Dalban
Coco, fake delivery man

Robert Castel
Georghiu, Milan agent

Jean Obé
Botrel, Milan agent

Jean Saudray
Poucet, Toulouse agent

Roger Caccia
Mr. Boudart, Milan agent

Arlette Balkis
Mrs. Boudart, Milan agent

Tania Balachova
Louis Toulouse's mother

Bernard Charlan
Cyclist

Yves Robert
Conductor

Jean-Michel Molé
Man with Russian dolls

Marcel Gassouk
Florist van driver

Xavier Gélin
Convertible driver

Gérard Majax
Spy magician

Stéphane Bouy
Spy arrested in the United States

Gérard Moisan
Spy at François Perrin's house

Bruno Oppe
Spy at François Perrin's house

Claudine Beccarie
(uncredited)