Innocent Blood -
http://www.imdb.com
Near Dark -
http://www.imdb.com/
Martin -
http://www.imdb.com
The Addiciton -
http://www.imdb.com/
Cronos -
http://www.imdb.com
The Hunger -
http://www.imdb.com
Nadja -
http://www.imdb.com - Ok I don't love this one but I love pixelvision...
Fright Night -
http://www.imdb.com/
The Lost Boys -
http://www.imdb.com
Vampire's Kiss -
http://www.imdb.com
Omega Man -
http://www.imdb.com
I'm not all that big on Werewolf films...
As for Underworld... I agree with most here that the film was a mess. A very nice to look at mess but the story just missed the mark. After it was over I just kept saying, if only... A shame.