Inspector Blunder

Coluche

Trainee inspector Michel Clément / Commissioner Jules Clément

Gérard Depardieu

Roger Morzini, public enemy number 1

Dominique Lavanant

Marie-Anne Prossant, journalist

Julien Guiomar

Divisional commissioner Vermillot

Alain Mottet

Dumeze, police director

François Perrot

Louis Prossant, press magnate and father of Marie-Anne

Jean Bouchaud

Inspector Zingo

Clément Harari

Doctor Haquenbusch

Philippe Khorsand

Alphonse Rouchard, rapist of the little girl on the canal

Hubert Deschamps

Inspector Marcel Watrin

Martin Lamotte

Inspector Gaffuri

Dany Saval

Antique dealer

Marthe Villalonga

Marthe Clément, Michel's mother

Richard Anconina

Philou, friend of Michel

Féodor Atkine

Merlino, photographer