Jeremy Shada
Finn the Human (voice)
John DiMaggio
Jake the Dog (voice)
Tom Kenny
Ice King (voice)
Hynden Walch
Princess Bubblegum (voice)
Olivia Olson
Marceline the Vampire Queen (voice)
Niki Yang
BMO / Lady Rainicorn (voice)
Pendleton Ward
Lumpy Space Princess (voice)
Polly Lou Livingston
Tree Trunks (voice)
Ava Acres
Candy Girl (voice)
Justin Roiland
Lemonpink (voice)
Kumail Nanjiani
Prismo (voice)
Emo Philips
Cuber (voice)
Ashly Burch
Celina / Cheryl (voice)
Madeleine Martin
Fionna (voice)
Roz Ryan
Cake (voice)
Kristen Schaal
Jake Jr (voice)
Dan Mintz
Tv (voice)
Isabella Acres
Young Princess Bubblegum (voice)
'Weird Al' Yankovic
Banana Man (voice)
Andy Milonakis
Andy Samberg
Party Pat (voice)
Neil Patrick Harris
Prince Gumball (voice)
Mark Hamill
Dark Magician (voice)
M. Emmet Walsh
Cosmic Owl (voice)
Kevin Michael Richardson
The Storm (voice)
Lou Ferrigno
Billy (voice)
Kent Osborne
Bounce House Princess (voice)
Henry Rollins
Cookie (voice)
Steve Little
Abracadaniel (voice)
Lauren Lapkus
Patience St. Pim (voice)
Kyla Kowalewski
Me-Mow (voice)
James Urbaniak
Rat King / Leaf Beard (voice)
George Takei
Ricardio (voice)
Thurop Van Orman
Tree Witch (voice)
Donald Glover
Marshall Lee (voice)
Grey DeLisle
Ice Queen (voice)
Ako Castuera
Canyon (voice)
Laura Silverman
Ethel Rainicorn (voice)
John Hodgman
DJ Plop Drops (voice)
Kate Micucci
Wendy (voice)
Larry Leichliter
DirectorTim McKeon
Writer
Richard Vreeland
Original Music ComposerNick Jennings
Art DirectionPendleton Ward
Executive ProducerThurop Van Orman
ProducerPendleton Ward
StoryMike Collins
Art Department ManagerPendleton Ward
Theme Song PerformanceTim Brock
Background DesignerDavid Ferguson
Storyboard
Masaaki Yuasa
Storyboard Artist