Police Lt. Leonard Diamond vies to bring a clever, well connected, and sadistic gangster to justice all the while obsessing over the gangster's girlfriend.

A police detective falls for the bank robber's girlfriend he is supposed to be tailing.

At the end of the 19th century, during a ball in Joinville, on the outskirts of Paris, Georges, a former delinquent working as a carpenter, meets Marie, a young woman connected to a criminal gang.

A prize-fighting boxer with a lethal right punch falls for a gangster's moll on the run in Mexico.

An electric shock enables Satch to predict numbers, so the Bowery Boys are off to Las Vegas to win enough money at the roulette wheels to let their landlady buy an apartment building. Witnessing his winning streak, some gangsters decide to move in and find out his "system" for beating the odds.