Jean-Paul Belmondo
Rocco
Jean-Paul Belmondo
Rocco
Lino Ventura
Hervé Marec, aka 'Le plouc'
Bernard Blier
Mitch-Mitch
Andréa Parisy
Pepa
Gert Fröbe
Castigliano, aka 'La betterave'
Reginald Kernan
John Steiner aka Peter Frocht
Pierre Mirat
Halibi, aka 'Le sourdingue'
Doudou Babet
Khenouche, waiter at Halibi
Jackie Blanchot
Guest at Halibi
Anne-Marie Coffinet
Angèle Bameste
Pierre Collet
Worker at Castigliano
Louis Bugette
Orlando, bar owner
Christian Brocard
Plouc's Mechanic
Paul Bonifas
Doctor Magnart, former professor in Lyon
Henri Lambert
Robert, client at Orlando (uncredited)
Marcel Bernier
Marcel, mechanic at Castigliano (uncredited)
Georges Aminel
Castigliano, aka 'La betterave' (voice) (uncredited)
Henri Verneuil
Director
Michel Audiard
Writer
Claude Veillot
Novel
Marcel Jullian
Writer
Robert Sussfeld
Producer
Claude Durand
Editor
Irénée Leriche
Producer
Henri Verneuil
Writer
Marcel Grignon
Director of Photography
Georges Delerue
Original Music Composer
Robert Clavel
Production Design
Marc Desages
Production Design
Alain Poiré
Executive Producer