A blackmailer is murdered, and the police find that there is a long list of suspects who wanted to see him dead.

Mary Germaine
as Carol Blane

William Sylvester
as Jimmy

Alexander Gauge
as John Markham

Denis Shaw
as Bassett

Ingeborg von Kusserow
as Emma

Patricia Owens
as Joan

C. Denier Warren
as Jock

Barry Wynne
as Billy Blane

Hugo Schuster
as Dr. Welich

John Arnatt
as Pete Carter
CinemaSerf
A young man is being blackmailed and needs to borrow the cash from his sister. She insists on meeting the blackmailer so travels to his remote country house; en route picking up a curious hitcher. They arrive and during the course of the night the blackmailer (Alexander Gauge) is murdered. Unusually...