Albert Martino (as James Callahan)
Arliss
Principal Watson
Father Quinn
Samuel Cavanaugh
Chief Massey
Col. Peck
Police Chief
Robert Truesdale
Father O'Neill
Berlin Hughes
Test Director
Gen. Almond
Garland Dupree
David Powers, Special Assistant to the President
Reg Hanley
David Brody
Fillmore
FBI Agent (uncredited)
Al Kramer
