Harvey Birdman, Attorney at Law features ex-superhero Harvey T. Birdman of Birdman and the Galaxy Trio as an attorney working for a law firm alongside other cartoon stars from 1960s and 1970s Hanna-Barbera cartoon series. Similarly, Harvey's clients are also … Gary Cole, Thomas Allen, Stephen Colbert, John Michael Higgins, Chris Edgerly, Peter MacNicol, Maurice LaMarche Added on HBO 2022-08-07.