While on a ship to Skagway, Alaska, Duke and Chester find a map to a secret gold mine, which had been 'stolen' by thugs. In Alaska to recover her father's map, Sal Van Hoyden falls in with Ace Larson, who secretly wants to steal the gold mine for himself. Duke, Chester, the thugs, Ace and his henchman chase each other all over the countryside—for the map.
Duke Johnson
Chester Hooton
Sal Van Hoyden
Kate
Ace Larson
LeBec
Sperry
McGurk
Narrator
Joe - Official at Ship (uncredited)
Bartender (uncredited)
Second Newsboy (uncredited)
Bear (uncredited) (voice)
Man in Saloon (uncredited)
Ship Captain (uncredited)
Man in Top Hat (uncredited)
Man on boat to Alaska (uncredited)
Amateur Contestant Banjo Player (uncredited)
Duke Johnson
Chester Hooton
Sal Van Hoyden
Kate
Ace Larson
LeBec
Sperry
McGurk
Narrator
Joe - Official at Ship (uncredited)
Bartender (uncredited)
Second Newsboy (uncredited)
Bear (uncredited) (voice)
Man in Saloon (uncredited)
Ship Captain (uncredited)
Man in Top Hat (uncredited)
Man on boat to Alaska (uncredited)
Amateur Contestant Banjo Player (uncredited)