An alien from Venus tries to take over the world with the help of a disillusioned human scientist, as his wife, his best friend and the friend's wife try to intervene.
Lee Van Cleef
Dr. Tom Anderson
Beverly Garland
Claire Anderson
Peter Graves
Dr. Paul Nelson
Sally Fraser
Joan Nelson
Russ Bender
General James Pattick
Jonathan Haze
Pvt. Miguel Ortiz
Dick Miller
Sgt. Neil
Paul Harbor
Floyd Mason
