巴克是一只骨骼壮硕身材强壮的狗，本来在大法官家里过着养尊处优的生活的它，被园丁偷走，卖到了严寒的阿拉斯加，成为了雪橇犬。巴克坎坷的命运并没有就此终结，之后，它又辗转经历了好几个主人，他们残暴而又冷酷的对待巴克。不仅如此，巴克在狗群中也为了保住自己的地位而经历了巨大的挑战。
这一次，约翰（克拉克·盖博 Clark Gable 饰）成为了巴克的新主人，幸运的是，约翰是一个善良的男人，他不仅非常温柔的对待巴克，还治好了它伤痕累累的身体。随着时间的推移，一人一狗之间产生了坚实的友谊。然而，在一场意外中，巴克被印第安人杀死了，愤怒的巴克失去了理智，它要为自己的主人报仇。

Sassy and ambitious waitress Mary Evans amuses and befriends amiable seldom-sober Hollywood film director Max Carey when he stumbles into her restaurant. Max invites Mary to his film premiere and, after a night of drinking and carousing, Mary is granted a screen test. A studio contract follows. Just as Mary finds her dreams coming true, Carey’s life and career begins its descent.

Attorney Tom Cardigan is the discontented "mouthpiece" for Vanny Powers' mob. When Tom takes sweet June Perry as his mistress, she tries in vain to redeem him. But Powers decides Tom would be even more useful to him as District Attorney, which he arranges with surprising ease...despite Tom's warning that "if I go on the other side, I'll stay there." Soon, Tom's ambition leads him to ditch June for the daughter of political boss Ulric. The crisis arrives when Powers goes on trial for a killing...witnessed by June.