Larry Lamb was born in Edmonton, North London. The same place where the real loot from the raid was buried, in Edmonton cemetery.
Matthew Goode's character is a construct of the film and was not involved in the real-life heist on which it is based.
The title of the restaurant where the main character meets a Hungarian mobster is not Hungarian. It is Lithuanian. (Berneliu Uzeiga or Shepherd's Inn in English).
Larry Lamb plays Brian Reader in this movie, previously the real Reader was Brinks-Mat launderer Kenny Noye's sidekick. In the 1993 movie about the Brinks-Mat robbery, Fool's Gold: The Story of the Brink's-Mat Robbery (1993), Lamb was cast as Noye.
Larry Lamb, who plays Brian Reader, had previously played another real life criminal, Bruce Reynolds, in Buster (1988).