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' Anne-Marie Coffinet Angèle Bameste Pierre Collet Worker at Castigliano Louis Bugette Orlando, bar owner 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)