A Cornish fisherman becomes involved with Iron Curtain spies.
Donald Houston
Albert Pascoe
Fay Compton
Alice Pascoe
Anton Diffring
Dmitri Krassin
Allan Cuthbertson
Clifford
Delphi Lawrence
Anna Krassin
William Hartnell
Herbert Whiteway
John Blythe
Fred Trewin
Robert Shaw
Ernest
