Tommy Kirk

Character: Dop - Martian Fellow #1 / Mr. Fast - Seattle Sun Reporter

Yvonne Craig

Character: Dr. Bolen

Byron Lord

Character: Col. Bob Page, U.S.D.S.

Roger Ready

Character: Stimmons

Barnett Shaw

Character: Man at Military Conference

Neil Fletcher

Character: Secretary of Defense

Chet Davis

Character: Network News Man

Ron Scott

Character:

George Edgley

Character: Planetarium Director

Dick Simpson

Character:

Don Campbell

Character:

Bob Hazlett

Character: James, Gas Station Attendant

Ann Palmer

Character: U.S.D.S. Tech

Gordon Bulow

Character:

Bill Thurman

Character: Drunk on Pier

Claude Earls

Character:

Sally Casey

Character:

Bob Lorenz

Character:

Sylvia Rundell

Character:

David England

Character: Planetarium Manager

Terry Davis

Character:

Warren Hammack

Character: Martian Doctor / Fellow #2

Tony Huston

Character: Martian Fellow #3

Larry Tanner

Character: Martian Fellow #4

Patrick Cranshaw

Character: Drunk #2 on Pier

Cal Duggan

Character: Martian Fellow #5

Pat Delaney

Character: Artist Abducted by Martians

Sherry Roberts

Character: Brenda Knowlan, Abductee

Donna Lindberg

Character: Stewardess Abducted by Martians

Bubbles Cash

Character: Stripper Abducted by Martians

Larry Buchanan

Character: Narrator of Planetarium Film (voice)