http://en.wikipedia.org/wiki/Jekyll_(TV_series)
really really good, if you can find it on torrents check it out, its only 6 eps long.
No werewolves but i think in a way Hyde has many were like characteristics.
The main actor is fantastic, he can play 2 people extreamly well, though his wife sucks at even playing one
check it out, i know you will love it.