as Reg Hanley
as Berlin Hughes
as Albert Martino (as James Callahan)
as Col. Peck
as Doctor Houser
as Police Chief
as David Powers, Special Assistant to the President
as Chief Massey
as Father Quinn
as Robert Truesdale
as Al Kramer
as FBI Agent (uncredited)
as Walt Lawson
as Arliss
as Phil
as Principal Watson
as Kirby
as Randolph Brascoe
as David Brody
as Gen. Almond
as Sam Chapman
as Walter Ames
as Mr. Bowman
as Garland Dupree
as Fillmore
as Dennis Reilly
as Test Director
as Father O'Neill
as Samuel Cavanaugh
as Sheriff
as The Producer
as Police Officer Wilson
as Fred Carlyle
as Tommy Gillis
as Miles Wellman
as Jury Foreman
as Dr. Fallone
as Trevor Wayne
as Russ Haynes
as Joe Donovan
as Oliver
as Jim
as Sheriff Bruckner
as Jeff Barnes
as Leslie Hartman
as Doug Kirk
as Dr. Yates Atkinson
as Malcolm Gordon
as Reicher
as Erhardt
as Richard Lenk
as Richard Schaefer
as Everett
as Emmett DeVore
as Mayor Paisley
as Ed Gidney
as Dr. Harry Mills
as Major Ted Fowler
as Ensign Beard
as Father Mulligan
as Walter Powell
as Andrew Henderson
as Uncle Bob
as Josh
as Bill
as Man in Bookstore
as Ted Baylor
as Private Riggs (as James Callahan)
as Sgt. Hal Grady
as Lew Farragut
as Moxey
as Detective Floyd Wright
