Dean Jones
Jim Douglas

Don Knotts
Wheely Applegate

Julie Sommars
Diane Darcy

Jacques Marin
Inspector Bouchet

Roy Kinnear
Quincey

Bernard Fox
Max

Eric Braeden
Bruno Von Stickle

Xavier Saint-Macary
Detective Fontenoy

François Lalande
Monsieur Ribeaux

Laurie Main
Duval

Johnny Haymer
Race Official

Stanley Brock
Taxi Driver

Gérard Jugnot
Waiter

Jean-Marie Proslier
Doorman

Lloyd Nelson
Mechanic

Jean-Jacques Moreau
Truck Driver

Sébastien Floche
French Tourist

Madeleine Damien
Old Woman

Alain Janey
Man at Cafe

Raoul Delfosse
Police Captain

Edward Marcus
Exhibit M.C.

Dick Warlock
Driver

Carey Loftin
Driver

Josiane Balasko
(uncredited)

André Penvern
French Policeman (uncredited)