Jason Ritter
Dipper Pines (voice) (20 eps)
Kristen Schaal
Mabel Pines (voice) (20 eps)
Alex Hirsch
Grunkle Stan / Soos Ramirez / Old Man McGucket (voice) (20 eps)
Linda Cardellini
Wendy Corduroy (voice) (20 eps)
Matt Chapman
French Lilliputtian (voice) (17 eps)
Niki Yang
Candy Chiu (voice) (11 eps)
Kari Wahlgren
Meredith (voice) / Fan (voice) / Charlie's Mother (voice) (10 eps)
J.K. Simmons
Stanford Pines (voice) (8 eps)
Kevin Michael Richardson
Sheriff Blubs (voice) / Ghost-Eyes (voice) / Prisoner (voice) (8 eps)
T.J. Miller
Robbie Valentino (voice) (6 eps)
Jessica DiCicco
Tambry (voice) (5 eps)
Michael Rianda
Lee (voice) / Thompson (voice) (5 eps)
Nick Offerman
Agent Powers (voice) (4 eps)
Brad Abrell
Agent Trigger (voice) (4 eps)
John DiMaggio
Harry Claymore (voice) (4 eps)
Nathan Fillion
Preston Northwest (voice) (4 eps)
Justin Roiland
Blendin Blandin (voice) (3 eps)
Danielle Fishel
Pyronica (voice) (3 eps)
Patrick McHale
Hectorgon (voice) (3 eps)
Brian Bloom
Rumble McSkirmish (voice) (3 eps)
Stephen Root
Bud Gleeful (voice) (3 eps)
Andy Merrill
Teeth (voice) (2 eps)
Carter Hastings
Additional Voices (voice) (2 eps)
Dee Bradley Baker
Waddles (voice) / Loinclothiclese (voice) (2 eps)
Fred Tatasciore
Additional Voices (voice) (2 eps)
Jorma Taccone
Gabe Bensen (voice) (2 eps)
Jillian Bell
Melody (voice) (2 eps)
Jackie Buscarino
Trixandra (voice) (2 eps)
Jeff Bennett
Judge (voice) / Additional Voices (voice) (2 eps)
Kurt Braunohler
Greg Valentino (voice) (2 eps)
Dave Wittenberg
Lolph (voice) / Time Baby (voice) (2 eps)
Cecil Baldwin
Tad Strange (voice) (2 eps)
Louis C.K.
The Horrifying Sweaty One-Armed Monstrosity (voice) (2 eps)
Alfred Molina
Multi-Bear (voice) (2 eps)
Kimberly Mooney
Janice Valentino (voice) (2 eps)
Chelsea Peretti
Darlene (voice) (1 eps)
Paul Scheer
Gary (voice) (1 eps)
Frank Caliendo
Sergei (voice) (1 eps)
Patton Oswalt
Franz (voice) (1 eps)
Jim Cummings
Pirate Lilliputtian (voice) (1 eps)
John O'Hurley
Knight Lilliputtian (voice) (1 eps)
Neil deGrasse Tyson
Waddles' Machine (voice) (1 eps)
Peter Serafinowicz
Blind Ivan (voice) (1 eps)
Diedrich Bader
Dundgren (voice) (1 eps)
Genesis Ochoa
Young Tambry (voice) (1 eps)
Amory Watterson
Young Wendy (voice) (1 eps)
Declan J. Krogman
Young Stan (voice) (1 eps)
Christian Mardini
Young Ford (voice) (1 eps)
'Weird Al' Yankovic
Probabilitor the Annoying (voice) (1 eps)
Sam Marin
Celestabellebethabelle (voice) (1 eps)
Larry King
Wax Larry King (voice) (1 eps)
Kyle MacLachlan
Bus Driver (voice) (1 eps)
Mckenna Grace
Additional Voices (voice) (1 eps)
Mark Hamill
Mysterious Old Man (voice) (1 eps)
Mariah Amundsen
Mariah (voice) (1 eps)
Nicolas Isler
Nicolas (voice) (1 eps)
Jacob Shinder
Kid (voice) (1 eps)
Jennifer Coolidge
Lazy Susan (voice) / Additional Voices (voice) (1 eps)
Jonathan Banks
Filbrick Pines (voice) (1 eps)
Scott Menville
Nate (voice) (1 eps)
Ken Jenkins
Pa Duskerton (voice) (1 eps)
Gregg Turkington
Young Toby Determined (voice) (1 eps)
April Winchell
Ma Duskerton (voice) (1 eps)
Georgia G. Gillespie
Girl with Bow (voice) (1 eps)
Bryan Kopta
Deputy Deluth (voice) (1 eps)
Nicole Mitchell
Additional Voices (voice) (1 eps)
Eric Bauza
Ernesto (voice) (1 eps)
Jon Stewart
Judge Kitty Kitty Meow Meow Face-Shwartstein (voice) (1 eps)
Corey Burton
Keyhole (voice) / Additional Voices (voice) (1 eps)
Carl Faruolo
Grenda (voice) / Bully (voice) (1 eps)