DVD; Dolby digital 5.1; region 1.

English or dubbed French dialogue, with optional English or French subtitles.

Closed-captioned.

Unrated (Underworld).

MPAA rating (Underworld, evolution): R; for pervasive strong violence and gore, some sexuality/nudity and language.

Underworld originally produced as a motion picture in 2003; Underworld, evolution originally produced as a motion picture in 2005.

Based on characters created by Kevin Grevioux and Len Wiseman & Danny McBride.

Title from container.

Cast for Underworld: Kate Beckinsale, Scott Speedman, Michael Sheen, Shane Brolly, Erwin Leder, Bill Nighy.

Cast for Underworld, evolution: Kate Beckinsale, Scott Speedman, Tony Curran, Shane Brolly, Steven Mackintosh, Derek Jacobi, Bill Nighy.

Underworld: Director of photography, Tony Pierce-Roberts ; edited by Martin Hunter ; music by Paul Haslinger.

Underworld, evolution: Director of photography, Simon Duggan ; edited by, Nicolas De Toth ; music by, Marco Beltrami ; costume designer, Wendy Partridge ; production designer, Patrick Tatopoulos ; visual effects supervisor, James McQuaide.

"Double feature."

Underworld / Screen Gems and Lakeshore Entertainment present a Lakeshore Entertainment production ; produced by Tom Rosenberg, Gary Lucchesi, Richard Wright ; story by Kevin Grevioux and Len Wiseman & Danny McBride ; screenplay by Danny McBride ; directed by Len Wiseman -- Underworld, evolution / Screen Gems and Lakeshore Entertainment present a Lakeshore Entertainment production, a Len Wiseman film ; producers David Coatsworth, Richard Wright ; produced by Gary Lucchesi, Tom Rosenberg ; screenplay by Danny McBride ; story by Len Wiseman & Danny McBride ; directed by Len Wiseman.

Underworld: A beautiful and aristocratic vampire named Selene falls in love with a Lycan, a werewolf, whose people are involved in an ancient war with the vampires.

Underworld evolution: "Picking up directly from the previous film, vampire warrior Selena and the half werewolf Michael hunt for clues to reveal the history of their races and the war between them." -- IMDb

Underworld special features: Unrated extended cut; Director and cast commentary; Fang vs. fiction documentary; outtakes.

Underworld, evolution special features: Director and filmmakers' commentary; "Bloodlines: from script to screen" making-of featurette; "The hybrid theory" visual effects featurette; "Making monsters roar" creature featurette; "The war rages on" stunts featurette; "Building a saga" production design featurette; "Music and mayhem" music and sound design featurette; music video "Her portrait in black" by Atreyu.