A killer called 'The Dark Man' commits double murder. This is witnessed by the young aspiring actress Molly Lester. The Dark Man tries everything to put Molly out of the way. Detective Inspector Viner of Scotland Yard investigates the murders.

Genres

Cast

Edward Underdown

Detective Inspector Viner

Maxwell Reed

The Dark Man

Natasha Parry

Molly

William Hartnell

Superintendent of Police

Barbara Murray

Carol Burns

Cyril Smith

Samuel Denny