W. D. Stanfield
Joe Nolan
Jack Swayne (uncredited)
George (uncredited)
Bill Endicott
John Warren
Cash Burridge
Canadian Mountie
Joe Kelly
Brad Wheeler
Frank Belden, Jr.
'Van' Van Wyck
Tony McGrath
Peter Harrison
CPO Jimmy Woodford
Clint Reynolds
Pat Fenton
Larry Cummings
Charlie Cooper
Jim Mallory
Reporter Steve Withers
Flood
Nelson Dudley
M. Janin
'Snoop' Davis
Bruce "Butch" Baeder
Benefit Show Guest (archive footage) (uncredited)
Gordon Bixler
Sailor on the Macon (uncredited)
Bill Hallam
Roy 'Dude' Hanson
Motorist Honking Horn
Tom Carney
Frank Oafley
Rex Marchbanks
Gilmore Frost
Ken Williams
Jorgenson
Lieut. Burton
Joe Reynolds
Wade Carter
Dam Worker (uncredited)
Actor (Uncredited)
Joe Allen
Harry Adams
Frank Patton
Alphonse
Eddie (Uncredited)
Aviator
First Bus Driver
Robert Ward (as Robert Allen)
Hugh (Uncredited)
Football Player
Henchman Ed Roberts