Obsada:

• Ken Berry Dr. Franklin 'Frank' Wilson
• Sandy Duncan Dr. Elizabeth 'Liz' Bartlett
• Harry Morgan General Stilton
• Roddy McDowall Mr. Stallwood
• McLean Stevenson Dr. Norman Link
• Jesse White Earnest Ernie
• Alan Young Dr. Wenger
• Hans Conried Dr. Heffel
• Ronnie Schell Sgt. Duffy / Voice of Jake the cat
• James Hampton Capt. Anderson
• Howard Platt Col. Woodruff
• William Prince Mr. Olympus
• Ralph Manza Weasel
• Tom Pedi Honest Harry
• Hank Jones Oficer
• Rick Hurst Dydee guard
• John Alderson Mr. Smith
• Tiger Joe Marsh Omar
• Arnold Soboloff N A S A executive
• Mel Carter 1st Soldier
• Dal McKennon Farmer
• Alice Backes Farmer's wife
• Henry Slate Sandwich man
• Roger Pancake Red
• Roger Price 1st E.R.L. expert
• Jerry Fujikawa 2nd E.R.L. expert
• Jim Begg Dydee driver
• Peter Renaday Bailiff
• Rickie Sorensen Technician
• Tom Jackman Army engineer
• Fred L. Whalen Sarasota Slim
• Joseph G. Medalis Sucker
• Gil Stratton 1st N A S A scientist
• Jana Milo 2nd N A S A scientist
• Sorrell Booke Presiding judge