In Victorian era London, the inhabitants of a family home with rented rooms upstairs fear the new lodger is Jack the Ripper.
Merle Oberon
Kitty Langley
Laird Cregar
Mr. Slade
George Sanders
Inspector John Warwick
Cedric Hardwicke
Robert Bonting
Sara Allgood
Ellen Bonting
Aubrey Mather
Superintendent Sutherland
Queenie Leonard
Daisy the Maid
Doris Lloyd
Jennie
