A poor girl, working for an escort agency, is given for her first client a man working for the police, who suspect the business is involved in blackmail. Her innocence of the agency's criminal activities, along with her looks, charm, and wit mean that only she among all the club's girls can help the police break one of the city's many criminal rackets.
Attorney Robert Webb makes a good living as a defense lawyer for gangsters. This disgusts his wife, who leaves him and goes to set up a charitable clinic. After getting a notorious mob leader acquitted on a technicality, Webb develops a conscience and turns to alcohol letting his practice collapse.
Eddie Howard, a fast-thinking, two-fisted bodyguard, is hired by nightclub-owner Tim Martin to protect him from chiseling gangsters operating an extortion racket. But Eddie meets and falls in love with Laura Grant, Tim's sweetheart, and complications quickly arise.
A U.S. Treasury agent goes undercover to break up a nationwide counterfeiting operation. After his partner is murdered while working the case, the agent follows a trail of clues across state lines, posing as a criminal to gain the gang’s trust.
The movie stars small-time hustler Elmo, and his best friend 'Stand-Up' Stevie, a used car dealer with questionable ethics. Stevie finds himself in trouble when he sells a counterfeit gold watch to biker Russian Tony. To buy his way out, Stevie agrees to do a job for local hood 'Bondi Bob' McLean.
Captain Matthews is paid $40,000 for a silk shipment from China. The Green Eagle Café owner has the captain called away for a phone call but is robbed of the money. Local reporter sees the robbery and after a fist fight gets the money back.
Tommy works for an unethical finance company that charges borrowers extremely high interest that is difficult to pay back. As a result, the company repossesses items such as radios, furniture and cars from their debtors. Tommy believes that the company's practices are unfair and collects evidence to bring to the district attorney's office.
Fugitive Lee Leslie (Donald Douglas) is wanted by three groups; the police, the gangsters who fear his testimony in court and the insurance company that carries a $1,000,000 policy on him and is anxious to protect its interests by seeing that Leslie stays alive. The company assigns Dan Miller (Pryor) and his partner, Ziggy, (Foy) to find Leslie. A night club singer, Ruby Patterson (Sheila Bromley) the beneficiary of his will, tips the gangsters as to his whereabouts.
Jimmy Hogan and his gang are caught robbing a post office. Jimmy is given a choice to either go to reform school or work as a messenger boy for the post office as punishment. Jimmy decides to be a messenger boy, and soon drags his pals into the job.
Author Roger Morley, son of a police inspector, is looking for inspiration for his next novel, and solves a gang mystery that had baffled Scotland Yard.
thumb|250px |right |Malcolm McGregor in I'll Name the Murderer It is the opening night of Luigi’s (Harry Semels) nightclub, gossip columnist Tommy Tilton (Ralph Forbes) is at the nightclub with his photographer, Smitty (Marion Schilling). Tilton runs into his college friend Ted Benson (Malcom McGregor) who is engaged to Vi Van Ostrum (Charlotte Barr-Smith). Behind the scenes one of the dancers, Valerie Delroy, and the nightclub’s featured singer, Nadia Renee, have an argument which results in Luigi firing Valerie and her dance partner Walton (Gayne Kinsey).
Cockney comedian Syd Walker plays it more or less straight as Scotland Yard Detective Inspector Davidson, at present trying to determine who murdered the much-hated Count Mattoni. The dilemma isn't that the Detective is suffering from a lack of witnesses. In fact, four different people come forth to confess to the killing – each of them with plenty of motive and opportunity.
A British secret service agent falls in love with the daughter of a leading London criminal, and soon after becoming involved with her father finds himself in prison facing a charge of manslaughter.
A criminal gang pull off a big robbery, unaware the cash has been infected with toxic poison. The thieves hide out on a Thames houseboat and terrorise its female occupant, before they start dying.