Vampires battle werewolves in "Underworld," a 'Romeo and Juliet"-styled action film starring Kate Beckinsale and Scott Speedman. Beckinsale plays a vampire warrior who forms an unprecedented bond with a human (played by Speedman). In this in-depth interview, Kate Beckinsale talks about doing an action movie and why this movie is different from other creature features. Kate Beckinsale's "Underworld" Interview