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