The Adventures of Batman & Robin

The Adventures of Batman & Robin is a 2011 animated series based on the DC character Batman that served as a reboot to Batman: The Animated Series from the 90s. The series was ran by David S. Goyer and co-ran by Zach Galifianakis who also voiced the Joker. The show is slightly darker than other takes of the Cape Crusader and presents more adult themes, it was the first show produced by Blue Boat Studios, followed by the enormously succesful Michael Show. The series was succesful and launched the studio to fame, spawning a TV movie and even a videogame

Main Cast.

 * Will Arnett as Batman/Bruce Wayne
 * Zack Galifianakis as the Joker
 * Michael Cera as Robin/Dick Grayson
 * Jenny Slate as Catwoman
 * Michael Keaton as Alfred Pennyworth
 * Jemaine Clement as Commissioner Gordon
 * Shelley Henning as Barbara Gordon

Proposed spin-off.
Due the success of the show, Fox approached Bruce Timm to make a spin-off centered on the Gotham City Sirens, but the project was scrapped, however, three episodes were ready to be released:
 * Gotham City Sirens: Black Day for Black Mask
 * Gotham City Sirens: Mission. Escape
 * Gotham City Sirens: The Birds of Prey