A mysterious murder in a monastery starring Arthur Hughes and Anthony Boyle (Masters of the Air)? Where do we sign up? The two actors headline Shardlake, which hits Hulu on May 1. Based on the popular Tudor murder mystery novels by C.J. Sansom, the four-part outing promises to have all the thrills fans of rousing and suspenseful historical dramas love, plus plenty of deceit and intrigue.