Tommy Kirk
Dop - Martian Fellow #1 / Mr. Fast - Seattle Sun Reporter
Byron Lord
Col. Bob Page, U.S.D.S.
Barnett Shaw
Man at Military Conference
Neil Fletcher
Secretary of Defense
Chet Davis
Network News Man
George Edgley
Planetarium Director
Bob Hazlett
James, Gas Station Attendant
Bill Thurman
Drunk on Pier
David England
Planetarium Manager
Warren Hammack
Martian Doctor / Fellow #2
Tony Huston
Martian Fellow #3
Larry Tanner
Martian Fellow #4
Patrick Cranshaw
Drunk #2 on Pier
Cal Duggan
Martian Fellow #5
Pat Delaney
Artist Abducted by Martians
Sherry Roberts
Brenda Knowlan, Abductee
Donna Lindberg
Stewardess Abducted by Martians
Bubbles Cash
Stripper Abducted by Martians
Larry Buchanan
Narrator of Planetarium Film (voice)