Will Arnett

BoJack Horseman / Butterscotch Horseman (voice), BoJack Horseman / BoBo the Angsty Zebra (voice)

77 Episodes

Aaron Paul

Todd Chavez / AA Bird / Donkey Kid / Skippy (voice), Todd Chavez / Emperor Fingerface (voice)

77 Episodes

Alison Brie

Diane Nguyen / Vincent Adultman / Kevin / Samantha The Food Critic / Olivia / Joelle Clark / Otter / Cow Waitress / Sarah Lynn's Assistant / Ship Co-Captain / Golden Snowflake Announcer / Nurse / Waitress / Cow Waitress / Announcer (voice), Diane Nguyen / Diana the Princess of Wales (voice)

77 Episodes

Amy Sedaris

Princess Carolyn / Sharona (voice), Princess Carolyn / Tangled Fog of Pulsating Yearning / Priscilla Crustacean (voice)

77 Episodes

Paul F. Tompkins

Mr. Peanutbutter / Marv / Virgil Van Cleef / Prescott / Andrew Garfield / Sandro / Dog Valet / Underwater Man / Concerned Man / Janitor / Bartholomew Scagsworth / Sloth Lawyer / Blimp Co-Pilot / Abortion Doctor / George Tickle / Giant Chocolate Oscar Guy / Actor #2 / Bird / Willie Wesleyan (voice), Mr. Peanutbutter / Mr. Chocolate Hazelnut Spread (voice)

77 Episodes

Adam Conover

A Ryan Seacrest Type / Paparazzi Blue Jay (voice), Paparazzi Blue Jay (voice), Bradley Hitler-Smith (voice), Ethan / Guy Who Thinks Ghostwriters Write For Ghosts (voice) and 7 more...

17 Episodes

Keith Olbermann

Tom Jumbo-Grumbo (voice)

17 Episodes

Patton Oswalt

Pinky Penguin (voice), Pig Doctor (voice), Pinky Penguin / Laughing Crew Member (voice), Pinky Penguin / Comedian (voice) and 6 more...

14 Episodes

Diedrich Bader

Judah Mannowdog (voice)

14 Episodes