Jean-Paul Belmondo

Commissioner Jean Letellier

Charles Denner

Inspector Moissac

Adalberto Maria Merli

Pierre Valdeck / Minos

Rosy Varte

Germaine Doizon

Jean Martin

Divisional commissioner Sabin

Lea Massari

Norah Elmer

Jean-François Balmer

Julien Dallas, student

Catherine Morin

Hélène Grammont

Roland Dubillard

Psychologist

Henry Djanik

Police inspector