Yön pedot

James Whitmore

Brooks Hatlen

Leonard Nimoy

Galvatron (voice)

Dub Taylor

Railroad Yard Watchman

Olin Howland

Newspaper Clerk (uncredited)

Richard Deacon

Emergency Room Doctor

Kenner G. Kemp

Roman Senator (uncredited)

Ann Doran

Bobbi St. John

James Arness

FBI Agent Robert Graham

William Schallert

Doctor Arthur Bramson

Willis Bouchey

Official at D.C. Meeting

Mary Alan Hokanson

Secretary (uncredited)

Fess Parker

Alan Crotty

Edmund Gwenn

Dr. Harold Medford

Sean McClory

Maj. Kibbee

Dorothy Green

Matron

Forbes Murray

Judge at Margot's Trial (uncredited)

Joan Weldon

Dr. Pat Medford

Onslow Stevens

Brig. Gen. Robert O'Brien

Chris Drake

Rankin

Sandy Descher

Vicki

Don Shelton

Trooper Capt. Fred Edwards

Dick York

Teenager in Police Station

Charles Perry

Spieler (uncredited)

Mary Lou Holloway

Blonde at Police Station