Lino Ventura as Gustave 'Gu' Minda

Paul Meurisse as Commissioner Blot

Christine Fabréga as Simone, aka 'Manouche'

Michel Constantin as Alban, Manouche's bodyguard

Raymond Pellegrin as Paul Ricci

Marcel Bozzuffi as Jo Ricci, Paul's brother

Pierre Zimmer as Orloff

Denis Manuel as Antoine Ripa

Pierre Grasset as Pascal

Paul Frankeur as Inspector Fardiano

Jean Négroni as Man

Jacques Léonard as Henri Tourneur

Raymond Loyer as Jacques Ribaldi, aka 'Le notaire'

Sylvain Lévignac as Louis Bartel

Louis Bugette as Théo

Albert Michel as Marcel 'le Stéphanois'

Jean-Claude Bercq as Inspector Godefroy

Albert Dagnant as Jeannot Franchi

Pierre Gualdi as The inspector who arrives first in the bar

Marcel Bernier as Inspector at the hospital