Errol Flynn
Role: Corporal Steve Wagner
Julie Bishop
Role: Laura McBain
Helmut Dantine
Role: Colonel Hugo von Keller
Gene Lockhart
Role: Ernst Willis
John Ridgely
Role: Jim Austen
Tom Tully
Role: Inspector Barnett
Alec Craig
Role: Angus McBain
Rose Higgins
Role: Rose Dagor (uncredited)
Bernard Nedell
Role: Tom Dagor
Tom Drake
Role: Heinzmann (uncredited)
Richard Allord
Role: Jochim Preisser (uncredited)
Warren Douglas
Role: Sergeant (scenes deleted)
John Alvin
Role: Orderly (uncredited)
Robert Ashley
Role: German Ski Trooper (uncredited)
Glen Cavender
Role: Workman (uncredited)
Ken Christy
Role: Winnipeg Police Desk Sergeant (uncredited)
Wallis Clark
Role: Judge (uncredited)
Robert Dayne
Role: German Ski Trooper (uncredited)
Jim Dugan
Role: Mountie (uncredited)
Alf Engen
Role: Nazi Soldier (uncredited)
Ben Erway
Role: Immigration Officer (uncredited)
Tom Fadden
Role: Hobby (uncredited)
Jim Farley
Role: Turnkey (uncredited)
John Forsythe
Role: Corporal (uncredited)
Arno Frey
Role: Submarine Captain (uncredited)
Bob Gary
Role: Nazi Soldier (uncredited)
Rudy Germane
Role: German Agent (uncredited)
Arthur Gould-Porter
Role: Little Man on Train (uncredited)
Chuck Hamilton
Role: Bailiff at Winnipeg Trial (uncredited)
Carl Harbaugh
Role: Radio Operator (uncredited)
Joe Haworth
Role: Mountie (uncredited)
George Herrera
Role: Mountie (uncredited)
Joe Herrera
Role: Indian Guide (uncredited)
Herbert Heywood
Role: Farmer (uncredited)
Russell Hicks
Role: Chief Inspector (uncredited)
Robert Hutton
Role: Internment Camp Guard (uncredited)
Paul Irving
Role: Lawyer (uncredited)
Charles Judels
Role: Nick - Barber (uncredited)
Fred Kelsey
Role: Train Conductor (uncredited)
Bill Kennedy
Role: Mountie (uncredited)
Jack Kenny
Role: Guest at Inn (uncredited)
Robert Kent
Role: Soldier (uncredited)
Donald Kerr
Role: Reporter at Winnipeg (uncredited)
Milton Kibbee
Role: Hotel Clerk (uncredited)
Guy Kingsford
Role: Campbell - Mountie at Post (uncredited)
George Kirby
Role: Hotel Clerk (uncredited)
John Lannon Jr.
Role: German Ski Trooper (uncredited)
George Lynn
Role: Johnson - Mountie (uncredited)
Lou Marcelle
Role: Opening Off-Screen Narrator (voice) (uncredited)
Charles Marsh
Role: Man in Camel Hair Coat (uncredited)
Clay Martin
Role: Nazi Soldier (uncredited)
Lester Matthews
Role: Colonel (uncredited)
James Millican
Role: Army Driver (uncredited)
Pat Moriarity
Role: Recruiting Sergeant (uncredited)
Jack Mower
Role: Police Officer in Courtroom (uncredited)
Martin Noble
Role: German Cook (uncredited)
Frank O'Connor
Role: Train Station Passenger (uncredited)
William Osten
Role: German Sergeant (uncredited)
Jack Perrin
Role: Train Conductor (uncredited)
Hugh Prosser
Role: Corporal (uncredited)
John Royce
Role: German Aviator (uncredited)
Eddie Searles
Role: German Ski Trooper (uncredited)
George Sherwood
Role: Ticket Seller (uncredited)
Jay Silverheels
Role: Indian (uncredited)
Ray Spiker
Role: Passerby (uncredited)
Cliff Storey
Role: German Ski Trooper (uncredited)
Sam Waagenaar
Role: German Assistant Cook (uncredited)
Glen Walters
Role: Guest at Inn (uncredited)
Leo White
Role: Train Passenger (uncredited)
Tom Wilson
Role: Guest at Inn (uncredited)