Trama:
A UFO is stranded on earth and impounded by the US government. Its pilot, a cat with a collar that gives it special powers, including the ability to communicate with humans, has eluded the authorities and seeks the help of a scientist in order to reclaim and repair his ship and get back home.

Cast:

Ken Berry Frank

Sandy Duncan Liz

Harry Morgan General Stilton

Roddy McDowall Mr. Stallwood

McLean Stevenson Link

Jesse White Earnest Ernie

Alan Young Dr. Wenger

Hans Conried Dr. Heffel

Roger Price 1st E.R.L. Expert

Gil Stratton 1st NASA Scientist

Sorrell Booke Presiding Judge (uncredited)

Ronnie Schell Jake (Voice)

James Hampton Capt. Anderson

Hank Jones Officer

Roger Pancake Red

Supporto: Sconosciuto,

In prestito: No

Rapporto: Unknown