Audrey Hepburn

Nicole Bonnet

Peter O'Toole

Simon Dermott

Eli Wallach

Davis Leland

Hugh Griffith

Charles Bonnet

Charles Boyer

Bernard De Solnay

Fernand Gravey

Grammont

Marcel Dalio

Senior Paravideo

Jacques Marin

Chief Guard

Moustache

Guard

Roger Tréville

Auctioneer

Edward Malin

Insurance Clerk

Bert Bertram

Marcel

Georg Stanford Brown

Waiter (uncredited)

Louise Chevalier

Cleaning Woman (uncredited)

Rémy Longa

Young Man (uncredited)

Pierre Mirat

Guard (uncredited)

Jacques Ramade

Guard (uncredited)

Leoda Richards

Lady in Ritz Hotel Bar (uncredited)

Olga Valéry

Lady with dog (uncredited)