Tony Curtis

Parsifal Katzanella-Boden

Berta Domínguez D.

Elba Katzanella-Boden

Erik Estrada

Henry Board II

Peter Lawford

Montague Chippendale

Ron Moody

Baron Gaspard Beersbohm

Donald Pleasence

Mackintosh

Orson Welles

Klingsor

Christopher Chaplin

Ivan

Nancy Roberts

Ruth

Vladek Sheybal

Morjack

Ava Lazar

Sheila

Jay Benedict

Luke

Edward Burnham

Trofimov

Anthony Dawson

Ripple

Victoria Burgoyne

Gabriella Veronica

Stuart D. Latham

Rutovitz

David Baxt

PR Man

Peter Poll

Bodygyard

Sally Cranfield

Journalist

Christina Artemis

Grace

Pamela Trigg

PR Assistant

Arthur Beatty

Jasper

Harry Fielder

Man in Street (uncredited)

Frank Jakeman

Mafia Bodyguard (uncredited)

James Payne

Taxi Driver (uncredited)

Henri Helman

Director

Berta Domínguez D.

Screenplay

Malcolm Stone

Art Direction

Terence Young

Executive Producer

Russell Lloyd

Editor

Peter Hollywood

Editor

Ivan Jullien

Original Music Composer

Hubert Rostaing

Original Music Composer

Fraser Taggart

Camera Production Assistant

Norman G. Langley

Director of Photography

Callum McDougall

Third Assistant Director