Blackie helps the police rescue hostage from an escaped maniac on a killing spree.

Chester Morris
as Horatio 'Boston Blackie' Black

Nina Foch
as Sally Brown

Steve Cochran
as Jimmy Casey

Richard Lane
as Inspector Farraday

George E. Stone
as The Runt

Frank Sully
as Mathews

Iris Adrian
as Martha

Harry Hayden
as Arthur Manleder

Joe Devlin
as Steve Caveroni

Dan Stowell
as Hotel clerk
CinemaSerf
When his pal "Manleder" (Harry Hayden) almost breaks down the door one night, he regales "Blackie" (Chester Morris) and "Runt" (George E. Stone) with a story of his nephew who has been in a sanatorium accused of being a strangler - and that he has escaped. Assuring him things will be fine, "Blackie"...