Adventure Time (TV) Cast
The cast of Adventure Time. Updated on September 2, 2025.
98 actors
Pendleton Ward
as Lumpy Space Princess (voice) (279 episodes)

Pendleton Ward provides the voice for Lumpy Space Princess, a recurring character in Adventure Time. Lumpy Space Princess is known for her unique speech pattern and her love for drama and gossip.

Olivia Olson
as Marceline the Vampire Queen (voice) (279 episodes)

Olivia Olson lends her voice to the character Marceline the Vampire Queen in Adventure Time. Marceline is a half-demon vampire with a rock star persona and a complex relationship with the main characters.

Jeremy Shada
as Finn the Human (voice) (279 episodes)

Jeremy Shada voices Finn the Human in Adventure Time. Finn is the main protagonist of the show, a brave and adventurous boy who loves going on quests and saving the day.

Hynden Walch
as Princess Bubblegum (voice) (279 episodes)

Hynden Walch lends her voice to Princess Bubblegum, the ruler of the Candy Kingdom in Adventure Time. Princess Bubblegum is a highly intelligent and resourceful character, often using her scientific knowledge to solve problems.

Niki Yang
as BMO / Lady Rainicorn (voice) (279 episodes)

Niki Yang provides the voices for two important characters in Adventure Time: BMO and Lady Rainicorn. BMO is a sentient video game console with a childlike personality, while Lady Rainicorn is Jake's girlfriend and a rainbow-colored, Korean-speaking unicorn.

Polly Lou Livingston
as Tree Trunks (voice) (279 episodes)

Polly Lou Livingston is the voice behind Tree Trunks, a small elephant character in Adventure Time. Tree Trunks is known for her love of baking and her sweet and motherly personality.

Tom Kenny
as Ice King (voice) (279 episodes)
John DiMaggio
as Jake the Dog (voice) (279 episodes)
Paul Reubens
as Gnome Ruler/Dancing Bug (voice) (1 episode)
Susie Essman
as (1 episode)
Ron Lynch
as (1 episode)
Brian Posehn
as (1 episode)
Biz Markie
as (1 episode)
Emo Philips
as Cuber (voice) (5 episodes)
Bobcat Goldthwait
as (1 episode)
Billy West
as Goose / Erik Adamkinson / Mayor (voice) (1 episode)
Ava Acres
as Young Marceline (voice) (2 episodes)
Ashly Burch
as Breezy (voice) (2 episodes)
Brian Doyle-Murray
as Prince Huge (1 episode)
Alan Oppenheimer
as Darren the Ancient Sleeper/Sun (voice) (1 episode)
Beau Billingslea
as The Moon (voice) (1 episode)
Eric Bauza
as Buttersotch Butler (voice) (1 episode)
Kyla Rae Kowalewski
as Me-Mow (2 episodes)
Willow Smith
as Beth (voice) (1 episode)
Sean Giambrone
as Shermy (voice) (1 episode)
Brian Baumgartner
as Georgy / Private (1 episode)
Toby Huss
as Booboo / Commander (1 episode)
Kevin Michael Richardson
as Donny (1 episode)
'Weird Al' Yankovic
as Banana Man (3 episodes)
James Urbaniak
as Vice President Blowfish (1 episode)
Thurop Van Orman
as Kent (1 episode)
George Takei
as Ricardio (2 episodes)
Andy Milonakis
as Neptr (2 episodes)
Andy Samberg
as Party Pat / Rap Bear (1 episode)
David Ferguson
as Lifeguard (1 episode)
Neil Patrick Harris
as Prince Gumball (3 episodes)
Hannibal Buress
as Flame Prince (1 episode)
Donald Glover
as Marshall Lee (2 episodes)
Crispin Freeman
as Turtle Prince (1 episode)
Grey DeLisle
as Ice Queen (2 episodes)
Peter Serafinowicz
as Lumpy Space Prince (1 episode)
Madeleine Martin
as Fionna (4 episodes)
Elle Newlands
as Butterscotch Butler (1 episode)
Matthew Broderick
as Dream Warrior (1 episode)
Mark Hamill
as Dark Magician (voice) (3 episodes)
Ako Castuera
as Canyon (2 episodes)
Bert Youn
as Lee (1 episode)
Laura Silverman
as Ethel Rainicorn (2 episodes)
Fred Stoller
as Roy (1 episode)
John Hodgman
as Elder Plops (1 episode)
Kate Micucci
as Chips (voice) (1 episode)
Donald Faison
as Princess Cookie (1 episode)
M. Emmet Walsh
as Cosmic Owl (3 episodes)
Kay Lenz
as Bird Woman (1 episode)
Kumail Nanjiani
as Prismo (voice) (6 episodes)
Lou Ferrigno
as Billy (3 episodes)
Kent Osborne
as Bounce House Princess (2 episodes)
Dee Bradley Baker
as Mr. Cream Puff / Mr. Cupcake / Chet (voice) (1 episode)
Maria Bamford
as Manfried / Chocoberry / Candy Corn Girl (voice) (1 episode)
Henry Rollins
as Bob Rainicorn (2 episodes)
Mark Proksch
as Johnnie (1 episode)
Justin Roiland
as Earl of Lemongrab (voice) (3 episodes)
Roz Ryan
as Cake (4 episodes)
Marc Maron
as Squirrel (1 episode)
LeVar Burton
as Bubble (voice) (1 episode)
Kristen Schaal
as Jake Jr (voice) (3 episodes)
Melissa Villaseñor
as Clerk (voice) (1 episode)
Dan Mintz
as Tv (voice) (4 episodes)
Riki Lindhome
as Island Lady (voice) (1 episode)
Lucy Lawless
as General Tarsal (voice) (1 episode)
Alia Shawkat
as Betsy (voice) (1 episode)
Sharon Horgan
as Minerva (voice) (2 episodes)
Chelsea Peretti
as Queen of Ooo (voice) (1 episode)
Steve Little
as Abracadaniel (voice) (2 episodes)
Jenny Slate
as Huntress Wizard (voice) (2 episodes)
Jackie Buscarino
as Eclair Boy (voice) (1 episode)
Paul Scheer
as Toronto (voice) (1 episode)
Dave Foley
as Warren Ampersand (voice) (1 episode)
Felicia Day
as Betty (voice) (2 episodes)
James Baxter
as James Baxter (1 episode)
Keith David
as Balthus (voice) (1 episode)
J.G. Quintel
as Blue Jay (voice) (1 episode)
John Moschitta Jr.
as Key-per (voice) (1 episode)
Sam Marin
as Gareth / Flying Lettuce Brother (voice) (1 episode)
Collin Dean
as Tiffany (voice) (1 episode)
Cole Sanchez
as Party God (voice) (1 episode)
Maurice LaMarche
as Wizard Police (voice) (1 episode)
Steve Agee
as Ash (voice) (1 episode)
Martin Olson
as Hunson Abadeer (voice) (1 episode)
Alan Tudyk
as Chatsberry (voice) (2 episodes)
Pamela Adlon
as Gunther (voice) (1 episode)
Lauren Lapkus
as Patience St. Pim (voice) (3 episodes)
Creed Bratton
as Phlannel Boxingday (voice) (1 episode)
Open Mike Eagle
as Gingerbread Rapper / Rapper Chipmunk (voice) (1 episode)
Stephen Root
as Martin (voice) (1 episode)
Laraine Newman
as Widow / Additional Voices (voice) (1 episode)
Lennon Parham
as Additional Voices (voice) (1 episode)
Steve Wolfhard
as Slimy D (voice) (1 episode)
For the best insights and data about the TV show Adventure Time, visit our main Adventure Time page.