David Bruce

as Dr. Paul Morrison

as Arnold King

as Austrian Sergeant at Tavern

as Alan Duncan

as Stratton

as Charles

as Charles Giffen

as Cliff Gage

as Tom Adams, Smith's Attorney

as Maj. Bolton

as Harry Henderson

as Henchman Montana

as Matt

as Jim Caldwell

as Carter

as Daniel Boone

as Joe Hanson

as George Hart

as Tom Conway

as Count D'Orsini (uncredited)

as Jeff Stuart

as Jeffrey Westcott

as Johnny

as Wayne Morgan

as Cleve Blunt

as Latham

as J. Roger Mace

as Radio Announcer (uncredited; voice)

as Danny Lee

as Gerald Tyler

as Richard Corbett

as Frank Garrison

as Larry O'Ryan

as Robert 'Bob' Duval

as Michael Reed

as Ted Allison

as Harvey Jones

as Lt. Rawlins

as Horace Crump aka Bob Sterling

as Oliver

as Lt. Barton

as Herman - Desk Clerk (uncredited)

as Jimmy Barbour

as Bert Thomas

as Paul Myron

as David Ritchie

as Young Sailor

as John Saunders

as Phil Sheridan

as Jimmy Lansing

as Man (uncredited)

as Student (uncredited)

as Bruce

as Reporter When Knute is Ill (uncredited)

as Depositor (uncredited)

as Martin Burke

as Balt

as Gerald Wilson

as Johnny Frey

as Assistant Director (uncredited)