The film centers on Dr. Marcus, a renowned psychiatrist who has selected 6 severe mentally ill and dangerous patients from the Spring Valley Mental Hospital to interview as part of research for his new book. As Dr. Marcus interviews each patient, one by one the horrors they have committed begin to unfold. However, Dr. Marcus soon learns that there is one patient who ties them all together - Patient Seven.

Gangsters, Gamblers and Geezers is story about two lovable losers, Krish and Lee who get fired from their call centre jobs. After spending all their money in a crazy month of partying, they have no money to pay to Olu, their Nigerian landlord. Olu gives the boys 48 hours to pay their rent or else 'things will get biblical'. With the clock ticking, the boys are forced to embark on an adventure that sees them get involved with two warring London gangsters, a gang of money laundering gypsies, a terrorist gang, a cross dressing dwarf and much, much more! A series of misunderstandings lead to Krish and Lee being named the most dangerous men in Europe, with the Mi5 and Scotland Yard hot on their tails. The boys need to find a way to escape the mayhem and find the money to pay their rent. After numerous ups and downs, the boys get their money and their dream girls and learn an important lesson that it is hard work as opposed to elaborate 'get rich quick' schemes that get them everything they...