Despite being based on a novel by British writer Jonathan Trigell, many point out that this film is inspired by the real-life murder of James Bulger, which shocked the entire UK and the rest of the world.
In a retrospective scene young Eric and his friend Philip are walking around impersonating Spider-Man shooting web and swinging along the street. Andrew Garfield, the actor playing old Eric/ Jack, is Peter Parker/Spider-Man in The Amazing Spider-Man (2012).