Harvey Birdman, Attorney at Law [SEP] creator
Harvey Birdman, Attorney at Law
Harvey Birdman, Attorney at Law is an American adult animated sitcom created by Michael Ouweleen and Erik Richter for Adult Swim. The show revolves around the activity of the Sebben & Sebben law firm, which is staffed mainly by superheroes and other characters who had originally been featured in past Hanna-Barbera cartoons, most notably "Birdman and the Galaxy Trio". 
The pilot first aired as a sneak peek on Cartoon Network on December 30, 2000. 
The series officially premiered on Adult
, in his second writing credit for the series, following the finale "The Manbirds". The episode was directed by series creator Devin Clark and Richard Ferguson-Hull. "Callie and Her Sister" marked Ferguson-Hull's first directing credit for the series; he previously served as a director for the Adult Swim animated series "Harvey Birdman, Attorney at Law" (2000–07). In addition to the main cast, "Callie and Her Sister" features appearances by recurring guest voice actors Pete Holmes, Julie Klausner