Dr. Hans Zarkov
Police Sergeant at Jail (Uncredited)
Sheriff Anderson
Dr. Zarkov
Captain Stafford
Mr. Holt
Prof. Davidson (uncredited)
Frank, the Bartender (uncredited)
Capt. McTavish
Terrence O'Malley
Captain McTavish
Inspector McTavish
Sweeney
Dan O'Reilly
Prison Warden
Hammond
The Burglar, Holtz aka Jack Dunning
McDowell
Desk Sergeant (uncredited)
Police Lieutenant
Police Sergeant
Leahy
Old Man (uncredited)
Minor Role (uncredited)
Mac (uncredited)
Mike
Police Capt. McTavish
Construction Supervisor at Elevator
Second Man with California Gold News
Sheriff
Professor Davidson
Mr. O'Malley - Captain of the Nova Scotian (uncredited)
Detchard
Chaplain (uncredited)
Duke Slattery - Policeman with Warrant
Sir John Mansfield
Dr. Alexis Zarkov
Senator (uncredited)
Police Commissioner
Judge Bradford
Detective Hewitt (uncredited)
Police Captain McTavish (uncredited)
Dr. Hayden
Kelsey (Uncredited)
Police Chief at Lodge (uncredited)
Dr. Hans Zarkov (archive footage)
Mr. Farley
Badger
Train Station Gateman (Uncredited)