Set in 1929, a political boss and his advisor have a parting of the ways when they both fall for the same woman.

Elliot Ness, an ambitious prohibition agent, is determined to take down Al Capone. In order to achieve this goal, he forms a group given the nickname “The Untouchables”.

The Maclean brothers, Paul and Norman, live a relatively idyllic life in rural Montana, spending much of their time fly fishing. The sons of a minister, the boys eventually part company when Norman moves east to attend college, leaving his rebellious brother to find trouble back home. When Norman finally returns, the siblings resume their fishing outings, and assess where they've been and where they're going.

New York, 1929, a war rages between two rival gangsters, Fat Sam and Dandy Dan. Dan is in possession of a new and deadly weapon, the dreaded "splurge gun". As the custard pies fly, Bugsy Malone, an all-round nice guy, falls for Blousey Brown, a singer at Fat Sam's speakeasy. His designs on her are disrupted by the seductive songstress Tallulah who wants Bugsy for herself.

Mother O'day, running her saloon after the death of her husband, places her daughter in the care of Mrs. Kendall, a high society woman. Later, in the prohibition era, Molly returns to the saloon-turned-cabaret as a flapper with her co-star Mark Roth. Considered a lost film.

Young Al Capone catches the eye of Johnny Torrio, a criminal visiting New York from Chicago. Torrio invites Capone to move to Illinois to help run his Prohibition-era alcohol sales operation. Capone rises through the ranks of Torrio's gang and eventually takes over. On top, he works to consolidate his power by eliminating his enemies, fixing elections to his advantage and getting rich. In his spare time, Capone courts the principled Iris Crawford.

A dedicated and compassionate policewoman risks her job by offering refuge to a young mother with mob associations. Crime drama.

Set in Prohibition era Chicago, bootlegger Robbo and his cronies refuse to pay the greedy Guy Gisborne a cut of their profits after Guy shoots mob boss Big Jim and takes over. When Big Jim's daughter, Marian, gives Robbo a large sum, believing he has avenged her father's death, the gangster donates to an orphanage, cementing his reputation as a softhearted hood.

Prohibition is ending so bootlegger Bugs Ahearn decides to crack California society. He leases a house from down-on-her-luck Ruth and hires her as social secretary. He rescues Polly Cass from a horsefall and goes home to meet her dad who sells him some phony stock certificates. When he learns about this he sends to Chicago for mob help.

When Joe Valachi has a price put on his head by Don Vito Genovese, he must take desperate steps to protect himself while in prison. An unsuccessful attempt to slit his throat puts him over the edge to break the sacred code of silence.

Chicago February 14th 1929. Al Capone finally establishes himself as the city's boss of organised crime. In a north-side garage his hoods, dressed as policemen, surprise and mow down with machine-guns the key members of Bugs Moran's rival gang. The film traces the history of the incident, and the lives affected and in some cases ended by it.

Jack Diamond and his sickly brother arrive in prohibition New York as jewelry thieves. After a spell in jail, the coldly ambitious Diamond hits on the idea of stealing from thieves himself and sets about getting close to gangster boss Arnold Rothstein to move in on his booze, girls, gambling, and drugs operations.