Elenco

• 

  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