Will Arnett BoJack Horseman Voice, Executive Producer Amy Sedaris Princess Carolyn Voice Alison Brie Diane Nguyen Voice Aaron Paul Todd Chavez Voice, Executive Producer Paul F. Tompkins Mr. Peanutbutter Voice Patton Oswalt Pinky Penguin, Other Voices Voice Lisa Kudrow Wanda Voice Steven A. Cohen Executive Producer Noel Bright Executive Producer Raphael Bob-Waksberg Executive Producer