During the Alaskan gold rush, beautiful young Sal (Dorothy Lamour) travels to Alaska on the trail of the pair of thugs (Nestor Paiva, Robert Barrat) who murdered her father and stole the map to his gold mine. Meanwhile, genial con men Chester (Bob Hope) and Duke (Bing Crosby) unwittingly steal the wanted men's identities and get involved in an escalating series of mistaken identities and double-crosses involving Sal, the real thieves and avaricious bar owner Ace (Douglas Dumbrille).