Hugh Lombard
Oliver Reed
Vera Clyde
Elke Sommer
Voice on Tape
Orson Welles
Inspector
Naser Malek Motiee
Rick Battaglia/Vendedor
Rik Battaglia
Maria
Teresa Gimpera
Inspector's Girlfriend
Sepideh
Judge Arthur Cannon
Richard Attenborough
Ilona Morgan
Stéphane Audran
Wilhelm Blore
Gert Fröbe
Dr. Edward Armstrong
Herbert Lom
Elsa Martino
Maria Rohm
General André Salvé
Adolfo Celi
Otto Martino
Alberto de Mendoza
Michel Raven
Charles Aznavour
Assistant Director
José López Rodero
Producer
Harry Alan Towers
Writer
Director
Peter Collinson
Original Music Composer
Bruno Nicolai
Conductor
Second Unit Director
Hassan Mohammadzadeh
Carlo Rustichelli
Novel
Agatha Christie
Director of Photography
Fernando Arribas
Associate Producer
Harry Benn
Juan Estelrich March
Co-Producer
Ennio Nobili
Tíbor Reves
Hairstylist
Ana Criado
Assistant Makeup Artist
Luis Criado
Production Manager
Production Assistant
Ángel Sevillano
Post Production Supervisor
Nicholas Wentworth
Stefano Sbarigia
Sound Editor
Mike Le Mare
Sound Assistant
Peter Offer
Sound Re-Recording Mixer
Trevor Pyke
Sound
Wilhelm Schmidke
Sound Mixer
Ivan Sharrock
Special Effects
Emilio Ruiz del Río
Lighting Technician
Julio Leyva
Still Photographer
Mario Mazzoni
Camera Operator
Eduardo Noé
Assistant Camera
Javier Pérez Zofio
Additional Director of Photography
Ramón F. Suárez
Assistant Editor
Michael Crowley
María Luisa Pino
Continuity
Susanna Merry
Production Accountant
Charles Athey
Erich Kröhnke
Enrique Llovet
Alain Dahan
Executive Producer
Alexander Grüter
Editor
Gabrielle Reinecke
John Trumper
Production Design
José María Tapiador
Makeup Artist
Louis Bonnemaison
Cristóbal Criado