Taking the Star Trek lead-in “Space, the final frontier” somewhat literally, 2005’s Serenity fuses sci-fi and Western genres with action-packed results. Written and directed by Joss Whedon (of Buffy the Vampire Slayer and Angel fame), Serenity serves as a continuation of his short-lived Fox series Firefly — a show reportedly pitched as “Stagecoach in space.” […]