Storyline: This All Hallows’ Eve, Nightmare is bent on conquering our waking world by crossing through the Dream Dimension, and converting each dreamer into a monster. Can Dr. Strange, Hulk and the Howling Commandoes hold the line and put an end to his nefarious scheme? Marvel’s Hulk: Where Monsters Dwell, the first animated, feature-length film centered on Hulk, premieres on Digital HD on Oct. 21. In this spooky, action-packed feature, the Green Goliath and Sorcerer Supreme team up with the Howling Commandoes, a supernatural strikeforce, to thwart the villainous plan of Nightmare, the evil, supernatural lord of the Dream Dimension.