Timid milkman, Burleigh Sullivan, somehow knocks out a boxing champ in a brawl. The fighter's manager decides to build up the milkman's reputation in a series of fixed fights and then have the champ beat him to regain his title.

When the champ's promoter, Rev. Sultan, decides something new is needed to boost the marketability of the boxing matches, he searches and finds the only man to ever beat the champ. The problem is that he isn't a boxer anymore and he's white. However, once Rev. Sultan convinces him to fight, he goes into heavy training while the confident champ takes it easy and falls out of shape.

The East Side boxing champion Muggs answers a challenge to a fight against the West Side champ but just before the match he is kidnapped. His friend Danny Lyons takes his place and wins the fight, only to have Mugs believe that Danny was responsible for his kidnapping.

A struggling young comedian takes a menial job on a cruise ship where he hopes for his big chance to make it in the world of cruise ship comedy.

Clyde Williams and Billy Foster are a couple of blue-collar workers in Atlanta who have promised to raise funds for their fraternal order, the Brothers and Sisters of Shaka. However, their method for raising the money involves travelling to New Orleans and rigging a boxing match.

Even when they were orphans, Wang Yizhi has always been in love with Xinxin. Now older, Yizhi decides to train as a boxer before he allows himself to profess his love, but only for her to fall for a geeky computer engineer who is secretly a popular superhero. When Xinxin gets kidnapped, Yizhi must prove his love and his fighting skills to get the girl of his dreams.

A bankrupt entrepreneur attempts to recoup some of her losses by getting a washed-out boxer she picked up as a tax loss back into the ring — an idea her protégé isn't fond of.

Wellman’s first all-talkie, scripted by Herman Mankiewicz, with arrogant boxer Richard Arlen romancing Mary Brian, then falling for temptress Olga Baclanova (Freaks) on the eve of the big fight.

A well-bred young English lad living in lower Manhattan tries to gain acceptance from his not-so-well-bred peers at school.

Shy milkman Burleigh Sullivan accidentally knocks out drunken Speed McFarlane, a champion boxer who was flirting with Burleigh's sister. The newspapers get hold of the story and photographers even catch Burleigh knock out Speed again. Speed's crooked manager decides to turn Burleigh into a fighter. Burleigh doesn't realize that all of his opponents have been asked to take a dive. Thinking he really is a great fighter, Burleigh develops a swelled head which puts a crimp in his relationship with pretty nightclub singer Polly Pringle. He may finally get his comeuppance when he challenges Speed for the title.

Newlyweds Joe and Anne Palooka are delayed in their honeymoon plans by the helpful Humphrey Pennyworth and by considerably-less-helpful manager, Knobby Walsh.

Third Roque Gonzalez is a freeloader who lives with his friend Federico, famous ex-jockey who is now racing in hours after low fat. Federico can not shake off Roque, as it constantly reminds that when they were seven, saved his life. The thing is that Frederic attends a gym with the hope of returning to thin enough to ride again, and learns that there Botija Kid, the champion of Spain in the welterweights, need to stake his title to qualify for the European Championship boxing. But of course, nobody wants to take a beating the champion, despite offering her coach bag. Among Paco, the owner of the gym, and Frederick, Roque to get rolling, deceived, you agree to fight the champion ... Parody of the popular movie "Rocky."