as Police Lieutenant

as Dr. Curt Kruger

as Les Hellman

as Capt. William Brennan

as Mr. Wheeler, hunter

as Dum-Dum Wilson

as Mr. Ramsey

as Dr. Otto Frank

as Detective (uncredited)

as Det. Fuller

as Dr. MacDonald

as Harry Castleton

as Col. Middleton

as Jim Hornsby (uncredited)

as District Attorney

as Det. Lee Coulter

as Ben

as Julie

as Capt. Sam Precott

as Capt. Boardman

as Detective

as Watchman

as Mr. Johnson

as Holdup Man (uncredited)

as Plant Worker in Locker Room (uncredited)

as Furnas (uncredited)

as Romero's Manager (uncredited)

as Robbery Suspect (uncredited)

as Kadinski

as Gabby Agent at the Party (uncredited)

as Congressman

as Sergeant in Charge of the Brig

as Member of Senate Investigating Committee (uncredited)

as Frank (uncredited)

as Sergeant

as Stick-Up Man (uncredited)

as Dawson [Chs. 7-8]

as George Keely

as Mug (uncredited)

as Col. Willis

as Reporter at Airport

as Technician at Radio (uncredited)

as Frazer

as Hospital Policeman

as Bill Collector (uncredited)

as Tim (uncredited)

as Doctor (Uncredited)

as Chuck Evans

as Col. Dundee

as Rocket Ship Crew

as Gas Station Attendant (uncredited)