A group of people in an old dark house are terrorized by a mysterious hooded figure dressed in black who proceeds to kill them off one by one.
Henry Kendall
Reggie Ogden
Elizabeth Allan
Sonia Bryant
Felix Aylmer
Sir Richard Bryant
Jeanne Stuart
Moya Silverton
Cyril Raymond
Jim Silverton
Viola Compton
Mrs. Bascomb
John Turnbull
Detective Inspector Carr
Ralph Truman
Chief Inspector Elliot
