An astronaut goes into space with a chimpanzee. When they return to Earth after their orbit, it is discovered that the chimp has the brains of the astronaut, and the astronaut has the brains of the chimp. Complications ensue.
Frankie Avalon
Sergeant Deadhead / Sergeant Donovan
Deborah Walley
Airman Lucy Turner
Cesar Romero
Admiral Stoneham
Fred Clark
General Fogg
Gale Gordon
Captain Weiskopf
Harvey Lembeck
Airman McEvoy
John Ashley
Airman Filroy
Buster Keaton
Airman Blinken
