Jean-Paul Belmondo character Rocco
Lino Ventura character Hervé Marec, aka 'Le plouc'
Bernard Blier character Mitch-Mitch
Andréa Parisy character Pepa
Gert Fröbe character Castigliano, aka 'La betterave'
Reginald Kernan character John Steiner aka Peter Frocht
Pierre Mirat character Halibi, aka 'Le sourdingue'
Doudou Babet character Khenouche, waiter at Halibi
Jackie Blanchot character Guest at Halibi
Anne-Marie Coffinet character Angèle Bameste
Pierre Collet character Worker at Castigliano
Louis Bugette character Orlando, bar owner
Christian Brocard character Plouc's Mechanic
Paul Bonifas character Doctor Magnart, former professor in Lyon
Henri Lambert character Robert, client at Orlando (uncredited)
Marcel Bernier character Marcel, mechanic at Castigliano (uncredited)
Georges Aminel character Castigliano, aka 'La betterave' (voice) (uncredited)
