David Love

饰：Derek

Dawn Bender

饰：Betty Morgan (as Dawn Anderson)

Bryan Grant

Bryan Grant

饰：Thor

Harvey B. Dunn

饰：Grandpa Morgan

King Moody

饰：Spacecraft Captain (as Robert King Moody)

Helen Sage

Helen Sage

饰：Nurse Morse

Frederick Welch

Frederick Welch

饰：Dr. C.R. Brandt, MD

Carl Dickensen

Carl Dickensen

饰：Gas Station Attendant

Sonia Torgeson

饰：Alice Woodward

Billy Bridges

Billy Bridges

饰：Driver picking up Thor

James Conklin

James Conklin

饰：Professer Simpson

Gene Sterling

饰：The Alien Leader

Ralph Lowe

Ralph Lowe

饰：Moreal, Spaceship Crew

Bill DeLand

饰：Saul, Spaceship Crew

Ursula Hansen

Ursula Hansen

饰：Hilda

Bob Williams

Bob Williams

饰：TV Newsman

Don DeClue

Don DeClue

饰：Generating Plant Worker

Don Chambers

Don Chambers

饰：Dr. Mason

Jim MacGeorge

饰：Mac, a Cop

Kent Rogers

Kent Rogers

饰：Harry, a Cop

Sol Resnick

Sol Resnick

饰：Mason's Assistant

Bob Regas

Bob Regas

饰：Johnson (as Robert Regas)

Horst Ehrhardt

Horst Ehrhardt

饰：School Janitor (as Horst Ehrhardt)

Carl Dickinson

饰：Gas Station Attendant

Tom Graeff

饰：Joe Rogers

罗伯特·威廉姆斯

Robert Williams

Ross Evans

Ross Evans

饰：演员 Actor/Actress