Skinwalkers really delivers. The film benefited from the involvement of Stan Winston, who was responsible for the creature effects—and these aren't computer-generated werewolves; they’re tangible creations. Or at least, that’s the impression you get. Elias Koteas, familiar to viewers from The Prophecy, plays Jonas Talbot, the uncle of a 12-year-old boy whose fate is to become the solution to lycanthropy on his…