Knucklebonehead Poster Knucklebonehead Amazon » eBay » The film "Knucklebonehead" is a 1 minute documentary from 2013.. Knucklebonehead Details Title: KnuckleboneheadYear: 2013Genres: DocumentaryDuration: 1m Rate this title Have you seen Knucklebonehead? Rate it between 1 to 10 below. Log in to your account if you want to rate this title.