An ape is suspected of committing a series of murders.
Charles Murray
Garrity
Fred Kelsey
Mulligan
Alice Day
Alice Townsend
Tully Marshall
William Townsend
Claude Gillingwater
Cyrus Townsend
Walter Pidgeon
Stevens
Brooks Benedict
Reporter
Syd Crossley
Butler
Gaston Glass
Marsden
Alfred Santell
Director
Ralph Spence
Theatre Play
Alfred A. Cohn
Screenplay
Harry McArthur
Producer
Arthur Edeson
Director of Photography
Edward Small
Production Manager
Russel S. Hoff
Sound Engineer