Stallone stars as an unknown boxer from the slums of Philadelphia who is given a once-in-a-lifetime shot at the world heavyweight title.

Stan and Lion are two brothers struggling to stay relevant in the underground world of bare-knuckle boxing. While Stan trains Lion for the fight of his life, a series of events threaten to tear the brothers apart but their love for one another and belief in a better life keep them going.

An American prizefighter returns to Ireland in order to forget the past and live peacefully in his village birthplace. He falls in love with the hot-tempered sister of a belligerent neighbor, and trouble ensues over the payment of her dowry.

Life has become a balancing act for Adonis Creed. Between personal obligations and training for his next big fight, he is up against the challenge of his life. Facing an opponent with ties to his family's past only intensifies his impending battle in the ring. Rocky Balboa is there by his side through it all and, together, Rocky and Adonis will confront their shared legacy, question what's worth fighting for, and discover that nothing's more important...

Vietnam vet Frank Vega now runs and East L.A. community center where he trains young boxers to survive in and out of the ring. But when his prize student falls in with the wrong crowd and turns up dead, Frank teams up with his pal Bernie to take matters into their own fists and prove that justice never gets old.

Adonis Johnson never knew his famous father, world heavyweight champion Apollo Creed, who died before he was born. Still, there's no denying that boxing is in his blood, so Adonis heads to Philadelphia, the site of Apollo Creed's legendary match with a tough upstart named Rocky Balboa.

Rocky, the former heavyweight boxing champion known throughout the world, agrees to come out of retirement and face an opponent thirty years his junior.

Charley Davis, a strong-willed young prizefighter whose ruthless quest for a shot at the title forces him to mortgage his humanity to a corrupt boxing syndicate. But when faced with the chance to regain his self-respect, Charley climbs into the ring one last time--in an unforgettable climatic fight scene.

Frankie is a former boxing manager, who initially refuses to train Maggie due to her gender and age. With her talent and his coaching the spirited young fighter rises through the ranks of women's boxing, the pair form a touching bond in the process.

Rocky and his family must move to their old, low-rent neighborhood after all their money is lost by an an unscrupulous financial advisor and injuries force his retirement from the ring. As Rocky tries to resolve the resentment held by his son, a young boxer Rocky trained publicly taunts his mentor, and Rocky realizes he must fight once more.