
Plot
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.
Trailer
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Cast

Bruce Edwards
Steve Colt

Virginia Lee
Joyce Winters (as Virginia Lindley)

Carol Forman
Sombra, The Black Widow

Anthony Warde
Nick Ward

Ramsay Ames
Ruth Dayton

I. Stanford Jolley
Dr. Z.V. Jaffa

Dave Anderson
Porter-Spy

Theodore Gottlieb
Hitomu

Virginia Carroll
Dr. Ann Curry

Gene Roth
John M. Walker

Sam Flint
Prof. Henry Weston

LeRoy Mason
Dr. Godfrey

Forrest Taylor
Bradley

Ernie Adams
Blinky

Keith Richards
Michael Burns

George Chesebro
J. Carter

Frank Lackteen
A. Kabob

Carey Loftin
Spike

Ted Mapes
Slade

Jack O'Shea
Finnegan

Gil Perkins
Burke

John Phillips
District Attorney Mark

Stanley Price
Filmore Hagen

Larry Steers
Dr. Harcourt

Ken Terrell
Mendoza