Cast
Richard Denning
Dr. Chet Walker
S. John Launer
Capt. Dave Harris
Michael Granger
Frank Buchanan
Gregory Gaye
Dr. Wilhelm Steigg
Angela Stevens
Joyce Walker
Linda Bennett
Penny Walker
Charles Evans
Chief Camden
Tristram Coffin
Dist. Atty. MacGraw
Pierre Watkin
Mayor Bremer
Harry Lauter
Reporter #1
Larry J. Blake
Reporter #2
Nelson Leigh
Dr. Kenneth C. Norton (uncredited)
Edward Coch
Jason Franchot (uncredited)
Lane Chandler
Gen. Saunders (uncredited)
Don C. Harvey
Lester Banning (uncredited)
Richard H. Cutting
(I)
(1912–1972)
Dick Cutting, Radio Broadcaster (uncredited)
Karl ‘Killer’ Davis
Willard Pearce (uncredited)
Terry Frost
Tom, Policeman (uncredited)
Cap Somers
Policeman (uncredited)
Tyler McVey
Police Officer (uncredited)
Eddie Foster
Bartender (uncredited)
Chuck Hicks
Pilot (uncredited)
Dick Crockett
(1915–1979)
Creature Who Calls Camden (uncredited)
George Bruggeman
Creature (uncredited)
Charles Horvath
Creature (uncredited)
Boyd ‘Red’ Morgan
Creature (uncredited)
Michael Ross
Creature Vernon Dunn (uncredited)
Directing
Edward L. Cahn
Director
Eddie Saeta
Assistant Director
Writing
Curt Siodmak
Screenplay
Art
Paul Palmentola
Art Direction
Sidney Clifford
Set Decoration
Camera
Fred Jackman Jr.
Director of Photography
Crew
Jack Erickson
Special Effects
Production
Sam Katzman
Executive Producer
Leon Chooluck
Unit Manager
Editing
Aaron Stell
Editor
Sound
J.S. Westmoreland
Sound
Mischa Bakaleinikoff
Conductor