Mark Lester

Marcus

Britt Ekland

Elise

Hardy Krüger

Paul

Lilli Palmer

Dr. Viorne

Harry Andrews

Headmaster

Conchita Montes

Sophie

Colette Giacobine

Sarah

Andrea Bianchi

Director

Erich Kröhnke

Writer

Andrea Bianchi

Writer

Andrés Vicente Gómez

Executive Producer

Graham Harris

Producer

Harry Alan Towers

Producer

Oliver A. Unger

Executive Producer

Stelvio Cipriani

Original Music Composer

Nicholas Wentworth

Editor

Primitivo Álvaro

Production Manager

Roger Goodall

Sound Recordist

Brian Holland

Sound Editor

John Ireland

Sound Editor

Peter Lodge

Sound Recordist

Wally Byatt

Camera Operator

Ronnie Maasz

Camera Operator

Alan Jones

Assistant Editor

John Southwood

Location Manager

Isabel Mulá

Script Supervisor

Trevor Preston

Screenplay

Bautista Lacasa Nebot

Writer

Luis Cuadrado

Director of Photography

Harry Waxman

Director of Photography

James Kelley

Director