the creatures are actually shape-shifting jungle demons! In Homeward Hound, a "fiercely fanged" cat creature petrifies the competing pooches at a dog show, including the visiting Scooby-Doo!

In Scooby Doo and WWE: Curse of the Speed Demon -- available now on Digital HD and coming out on Blu-ray and DVD on Tuesday, August 9th -- a mysterious demon threatens to disrupt WWE’s latest ...