Susan Strasberg
Penny Appleby
Acting
Ronald Lewis
Robert
Acting
Ann Todd
Jane Appleby
Acting
Christopher Lee
Doctor Pierre Gerrard
Acting
John Serret
Inspector Legrand
Acting
Leonard Sachs
Mr. Spratt
Acting
Anne Blake
Marie the Maid
Acting
Fred Johnson
Father
Acting
Madame Lobegue
Swiss Air Hostess (uncredited)
Acting
Bernard Browne
Gendarme (uncredited)
Acting
Frederick Rawlings
Plainclothes Sergeant (uncredited)
Acting
Richard Klee
Plainclothes Sergeant (uncredited)
Acting
Brian Jackson
Plainclothes Officer (uncredited)
Acting
Heinz Bernard
Plainclothes Officer (uncredited)
Acting
Frederick Schrecker
Plainclothes Officer (uncredited)
Acting
Gordon Sterne
Policeman (uncredited)
Acting
Rodney Burke
Policeman (uncredited)
Acting