Calificación
Reparto

Roger Moore
Lord Brett Sinclair/The General/The Admiral/Lady Agatha

Tony Curtis
Danny Wilde/Aunt Sophie Schwartz

Bernard Lee
Sam Milford

Reginald Marsh
Dr Fowler

Tony Wright
David Alton

Anne de Vigier
Nurse Crane

Gerald Sim
Dr Gordon

Johnny Briggs
Charlie

Jeremy Burnham
Scott Maskell

Joanne Dainton
Miss Lindsay

Vivien Neves
Danny's Girl

Diana Terry
Brett's Girl

Diane Cilento
Kate Sinclair

Denholm Elliott
Roland

William Rushton
Lance

Roland Culver
Duke of Caith