Shudder, AMC Networks’ premium streaming service for horror, thrillers and the supernatural, released today the trailer and key art for the new diabolical thriller The Puppetman, from writer/director Brandon Christensen (Z, Superhost, Still/Born). The film, which just won the Popcorn Frights Jury Award for Best Feature, will make its exclusive streaming debut as part of Shudder’s annual “FearFest” programming…