The Batman also received a spin-off comic book series – "The Batman Strikes!" – published by DC Comics. The spin-off comic books were set in the same continuity and style as "The Batman". The man known as Batman, the costumed protector of Gotham City, is secretly billionaire playboy, Bruce Wayne (voiced by Rino Romano). Batman began three years prior to the start of the series, and the Gotham City police do not publicly acknowledge the vigilante's existence. Operating out of a secret lair underneath Bruce Wayne's mansion — known as the Bat cave — Batman and his butler, Alfred Pennyworth (voiced by
Batman: The Animated Series Land's first and second volumes, including "Gotham City Overture" and "Music of the Bat 101") for the series in honor of the 75th anniversary of Batman. Asterisked tracks contain thematic material by Shirley Walker; double-asterisked tracks contain Danny Elfman's "Batman" theme. Region 1 Warner Home Video (via DC Comics Entertainment and Warner Bros. Family Entertainment) has released "Batman: The Animated Series" on DVD in Region 1 in three volume box sets. A fourth volume containing all 24 episodes of "The New Batman Adventures" was also released and these episodes now also begin with the original Season 1 opening sequence, and