The Dark Hour 1936

Synopsis:

A pair of detectives investigates the murder of an elderly millionaire who was the target of blackmail and death threats and find that there is no shortage of suspects, many of them in the victim's own family.

Directed by: Charles Lamont
Written by: Ewart Adamson
Runtime: 64 minutes
Cast:
Ray Walker
Ray Walker
Jim Landis 
Berton Churchill
Berton Churchill
Paul Bernard 
Irene Ware
Irene Ware
Elsa Carson 
Hobart Bosworth
Hobart Bosworth
Charles Carson 
Hedda Hopper
Hedda Hopper
Mrs. Marian Tallman 
E. E. Clive
E. E. Clive
Foot, the Butler