Gene Hackman as "Popeye" Doyle

Fernando Rey as Alain Charnier

Bernard Fresson as Henri Barthélémy

Philippe Léotard as Jacques

Ed Lauter as General William Brian

Charles Millot as Miletto

Jean-Pierre Castaldi as Raoul

Cathleen Nesbitt as The Old Lady

Samantha Llorens as Denise

André Penvern as Bartender

Reine Prat as Young Girl on the Beach

Raoul Delfosse as Dutch Captain

Ham Chau Luong as Japanese Captain

Jacques Dynam as Inspector Genevoix

Malek Kateb as Algerian Chief

Pierre Collet as Old Pro

Alexandre Fabre as Young Inspector

Jean-Pierre Zola as Dumpy Policeman

Manu Pluton as Murdered Arab

Daniel Vérité as 1st Guard Hotel Tangers

Hal Needham as Doyle Kidnapper (uncredited)

Marie-Christine Descouard as Young Woman in Cafe (uncredited)