It Conquered the World
Trailer
Cast
Peter Graves
Dr. Paul Nelson
Sally Fraser
Joan Nelson
Dick Miller
Sgt. Neil
Karen Kadler
Ellen Peters
Thomas E. Jackson
George Haskell
David McMahon
Gen. Carpenter
Lee Van Cleef
Dr. Tom Anderson
Russ Bender
General James Pattick
Taggart Casey
Sheriff N.J. Shallert
Paul Blaisdell
The Monster (uncredited)
Jonathan Haze
Pvt. Miguel Ortiz
Charles B. Griffith
Dr. Pete Shelton
Beverly Garland
Claire Anderson
Marshall Bradford
U.S. Secretary Platt