Spiral is a 2007 psychological thriller produced by Coattails Entertainment and Ariescope Pictures. The film stars Joel David Moore, Amber Tamblyn, Zachary Levi, and Tricia Helfer. Spiral was co-directed by Moore and Adam Green. The story follows lonely introvert Mason, a telesales insurance company worker by day and talented painter as well as a lover of classic Jazz by night. His only friend is his boss, Berkeley (Levi), who keeps an eye on him and humors his bizarre behavior. When awkward Mason meets social Amber, a new co worker, he begins to come out of himself, and reveals the depth and darkness of his mind.