as Big Strength Machine Contestant (uncredited)
as Clem Allison
as The Balkan Prisoner / Shem
as Jack Cameron
as Higgins the Butler
as Donald Duffield - Harry's Rival
as Captain of Guards
as Bergerin
as Dan Bell
as Fireman
as Ted Grant
as Jeff Hoades
as (uncredited)
as Murphy
as Prof. Saenger
as Juryman
as Cocky
as Denman
as Carter
as Pete Krell
as Big-Boy
as Sea Captain
as Big Boyle
as Jack Shields
as Jamison - the smelter
as Miner (uncredited)
