Five years after George Radcliffe was the chief witness in a high profile murder case, his wife receives a blackmailing letter accusing him of the crime.

Gary Cooper
as George Radcliffe

Deborah Kerr
as Martha Radcliffe

Eric Portman
as Jeremy Clay

Diane Cilento
as Mrs. Heath

Hermione Gingold
as Lilly Harris

Peter Cushing
as Mr. Evan Wrack

Michael Wilding
as Morris Brooke

Ronald Howard
as Mr. Claridge

Ray McAnally
as Donald Heath

Sandor Elès
as Manfridi
CinemaSerf
Gary Cooper is "George Radcliffe" whose testimony at the Old Bailey sends a young, alcoholic "Donald Heath" (Ray McAnally) to jail for murder. Years later, his wife Deborah Kerr ("Martha") receives a letter in the post that was sent at the time, but delayed by a mail robbery, trying to blackmail her...