The Black Widow 1947

Synopsis:

The Daily Clarion hires detective story writer Steve Colt to investigate the deaths of a group of scientists working on an atomic rocket development project. Behind the killings is fortune teller Sombra, a spy from an Asian country intent on world domination, who is determined to pilfer the atomic rocket by luring workers from the project to her parlor and killing them with black widow spider venom when they refuse to cooperate.

Directed by: Spencer Gordon Bennet & Fred C. Brannon
Runtime: 180 minutes
Cast:
Bruce Edwards
Bruce Edwards
Steve Colt 
Virginia Lee
Virginia Lee
Joyce Winters (as Virginia Lindley) 
Carol Forman
Carol Forman
Sombra, The Black Widow 
Anthony Warde
Anthony Warde
Nick Ward 
Ramsay Ames
Ramsay Ames
Ruth Dayton 
I. Stanford Jolley
I. Stanford Jolley
Dr. Z.V. Jaffa