The film includes more than 5,000 edits, a record.
Originally intended to be a documentary entitled "The Cook" about Methamphetamine cooks (makers of the drug) and its dealers and abusers. Instead, the project became a screenplay based on three days in the life of the film's creator/writer/co-producer, Will De Los Santos as he drove a methamphetamine cook around Eugene, Oregon, for three days in the winter of 1995.
Mena Suvari wore resin on her teeth to make them look grungier. She had to get her teeth professionally cleaned afterwards to remove it.
Spun made over $42,000,000 (USD) in home video rentals in the first 3 months of release in the USA alone.
Originally Spider Mike was to be completely naked when he masturbates but John Leguizamo refused to do it. He compromised by wearing a sock over his penis.