Peter Sellers as Dr. Fritz Fassbender

Peter O'Toole as Michael James

Romy Schneider as Carole Werner

Capucine as Renée Lefebvre

Paula Prentiss as Liz Bien

Woody Allen as Victor Shakapopulis

Ursula Andress as Rita

Eddra Gale as Anna Fassbender

Katrin Schaake as Jacqueline

Eléonore Hirt as Sylvia Werner

Jean Parédès as Marcel

Jacques Balutin as Etienne

Jess Hahn as Peter Werner

Howard Vernon as Doctor

Michel Subor as Philippe

Sabine Sun as Nurse

Nicole Karen as Tempest

Jacqueline Fogt as Charlotte

Daniel Emilfork as Gas Station Man

Tanya Lopert as Miss Lewis

Barbara Sommers as Miss Marks

Françoise Hardy as Mayor's Secretary

Robert Rollis as Car Renter

Annette Poivre as Emma

Richard Saint-Bris as Le Maire

Marion Conrad as 1nd Stripteaser

Maggie Wright as 2nd Streapteaser

Louise Lasser as Masseuse

Richard Burton as Man In Strip Club

Gordon Felio as Fat Man