Whit Bissell

as Chamlee

as Medical Officer

as Sen. Frederick Prentice

as Dr. Ellis

as Emergency Room Psychiatrist

as Deke

as London Bobbie (uncredited)

as Capt. Winnow (uncredited)

as Walter Kemp

as Harmon

as Gov. Santini

as John (uncredited)

as Larry Sands

as Max Pompey

as Laurence Barlow

as Dennison Groody

as Lurry

as Mr. Grubbs

as Whitfield Cook

as John Gibson