Judoka-Secret Agent

Jean-Claude Bercq

Marc Saint-Clair, aka 'le Judoka'

Marilù Tolo

Vanessa

Perrette Pradier

Dominique Berg

Patricia Viterbo

Catherine Demange

Michael Lonsdale

Thomas Perkins

Henri Garcin

Jacques Mercier

Mick Besson

Oscar Meyer, sound engineer

Fernand Berset

Commissioner Chaumont

Yves Brainville

Paul Vincent, the boss with the glass eye

David Tonelli

Claire Chevalier

The young singer (uncredited)

Georges Guéret

The mariner (uncredited)