A man witnesses a murder in a secluded mansion. When he reports it, there's no evidence of the murder, or that anyone was there. Two years later he wakes up in a hospital room after a polo accident to find he's had amnesia, is now married, and living in Switzerland. Now remembering the incident he returns to England to try to solve the mystery.
Cast
Louis Jourdan
Richard Stuart
Mary Tyler Moore
Elizabeth Sutton
Wilfrid Hyde-White
Dr. Ralph Sawyer
Stanley Holloway
Caretaker
Alexander Knox
Sir Howard Nettleton
Terence Alexander
Peter Martin
Ronald Howard
Insp. Huntington
Laurence Naismith
Lord Dunnsfield
Norman Bird
Sgt. Hooper
Ernest Clark
Chairman
Bernard Archard
Business Spokesman
Nora Nicholson
Miss Abernathy
Jean Anderson
Sister Teresa
Elspeth March
Mrs. Doyle
Geoffrey Cheshire
Navvy
Hilary Pritchard
Peter Martin's Secretary
Hugo de Vernier
Charles
Norma West
Nurse
Arnold Diamond
Swiss News Agent
Timothy Kendrick
Roger
William Burleigh
Brandon
Geoffrey Frederick
Policeman in Richard's Flat
