Underworld: Awakening (also known as Underworld 4) is an upcoming American 3D action-horror film set to be released on January 20, 2012. Underworld: Awakening is the second sequel in the Underworld series with Rise of the Lycans being the prequel to the first movie Underworld and Evolution being the first sequel. Måns Mårlind and Björn Stein are directing the film with a screenplay by Len Wiseman, John Hlavin, and Allison Burnett. Tom Rosenberg, Gary Lucchesi, Len Wiseman, and Richard Wright are producing the film with David Kern, David Coatsworth, Henry Winterstern, and Skip Williamson serving as executive producers. Kate Beckinsale will reprise her role as Selene from Underworld and Underworld: Evolution, while Michael Ealy and India Eisley, have been cast in roles new to the series. Filming began in March 2011 in Vancouver, British Columbia.

Kate Beckinsale, star of the first two films, returns in her lead role as the vampire warrioress Selene, who escapes imprisonment to find herself in a world where humans have discovered the existence of both Vampire and Lycan clans, and are conducting an all-out war to eradicate both immortal species.