During the chase with officer Krieger, Stephen Norrington, the director, has a cameo as the vampire on the side of the road biting the girl's neck.
In the last fight scene in the temple, Deacon says "My turn" - this is a reference to The Lost Boys.
The true name of the Blade character is Eric Brooks. (Another character calls Blade "Eric," and Blade's mother's driver's license says "Brooks.")
A great many handheld shots were accomplished with a special anamorphic-lens camera that also had single-unit sound - the only one of its kind in the world.