Rob Paulsen
Yakko Warner / Pinky (voice) (123 eps)
Jess Harnell
Wakko Warner (voice) (123 eps)
Tress MacNeille
Dot Warner (voice) (123 eps)
Maurice LaMarche
Brain (voice) (123 eps)
Frank Welker
Ralph (voice) (20 eps)
Danny Jacobs
Starbox (voice) (17 eps)
Kari Wahlgren
Audience Member / Narrator / Kid #1 (voice) (14 eps)
Fred Tatasciore
Announcer / Beastwipe (voice) (12 eps)
Carlos Alazraqui
Tuck Buckerson (voice) (11 eps)
Jake Green
Fred Bagel / P.A. (voice) (11 eps)
Stephanie Escajeda
Nora Rita Norita (voice) (11 eps)
Rachael MacFarlane
Lady in Bank (voice) (9 eps)
Chris Cox
Egwind (voice) (7 eps)
Kimberly Brooks
Defensive Fan #3 (6 eps)
Eleanor Johnson
Cindy (voice) (6 eps)
Corey Burton
Radio DJ (voice) (5 eps)
Eric Bauza
Daffy Duck (voice) (5 eps)
John DiMaggio
Gnome (voice) (5 eps)
Jon Bailey
Alien 1 / Alien 2 (voice) (4 eps)
Maria Bamford
Julia (voice) (4 eps)
Chris Geere
King John (voice) (4 eps)
Chrissie Fit
Cora (voice) (4 eps)
Andy Milder
Steven Spielberg (voice) (3 eps)
Romi Dames
Tour Guide (voice) (3 eps)
Kevin Michael Richardson
Sokolov / Wakov (voice) (3 eps)
Salli Saffioti
Sweaty Jogger (voice) (3 eps)
Ralph Garman
Uptight Announcer (voice) (3 eps)
Anthony Carrigan
Putin (voice) (3 eps)
Candi Milo
Flora (voice) (3 eps)
Lauren Lapkus
Gabriella (voice) (2 eps)
Phil LaMarr
Reporter (voice) (2 eps)
Piotr Michael
Castle Guard #2 (voice) (2 eps)
Carl Faruolo
Mona Lisa Sandwich (voice) (2 eps)
Zeno Robinson
Jay-Pac / Defensive Fan #1 (2 eps)
Niki Yang
Soo Yun the Ghost (voice) (2 eps)
John Viener
Booming Voice / Random Thief (voice) (2 eps)
Grey DeLisle
Bandicoot / Koala (voice) (2 eps)
Lesley Nicol
Drusilla / Baker's Wife (voice) (2 eps)
Karan Brar
Male Student (voice) (2 eps)
Nancy Cartwright
Hostess / Symphony A (voice) (2 eps)
Will Lyman
Narrator (voice) (2 eps)
Alanna Ubach
Maura (voice) (2 eps)
Chris Diamantopoulos
Josh Polar (voice) (2 eps)
Melissa Fumero
Maria / Luisa (voice) (2 eps)
Keith Ferguson
Dr. Grant (voice) (1 eps)
Abby Trott
Dr. Sattler (voice) (1 eps)
Andrew Kishino
Yakuza Son (voice) (1 eps)
Melissa Rauch
Marie (voice) (1 eps)
Jeff Bennett
Louis (voice) (1 eps)
Armando Valdes-Kennedy
Wakko in Spanish (voice) (1 eps)
Brendan Hunt
Seth Meyers (voice) (1 eps)
Diedrich Bader
Odysseus (voice) (1 eps)
Dee Bradley Baker
Theatrical Minstrel (voice) (1 eps)
Bob Bergen
Porky Pig (voice) (1 eps)
Jeff Bergman
Sylvester (voice) (1 eps)
Evan Ferrante
Host #1 (voice) (1 eps)
Peter Stormare
Nickelwise (voice) (1 eps)
Ely Henry
Nerdy Troll (voice) (1 eps)
T.J. Ramini
Guard / Vendor (voice) (1 eps)
Jameela Jamil
Sultana (voice) (1 eps)
Wellesley Wild
Manny / Right Side Man (voice) (1 eps)
Sean Kenin
Irv Gold (voice) (1 eps)
Randy Rogel
Randy (voice) (1 eps)
Charlet Chung
Young Woman (voice) (1 eps)
Jorge R. Gutierrez
Diego Rivera (voice) (1 eps)
Yong Kim
Boss / Young Man (voice) (1 eps)
Tim Gunn
Pageant Host (voice) (1 eps)
Ken Marino
Columbus (voice) (1 eps)
Sherri Stoner
Slappy Squirrel (voice) (1 eps)
Natalie Lander
Gigi Soda (voice) (1 eps)
Charlotte Nicdao
Abigail (voice) (1 eps)
Paul Rugg
Clown (voice) (uncredited) (1 eps)
Neil Ross
Narrator (voice) (1 eps)
Natalie Palamides
DJ / Stilt Walker (voice) (1 eps)
Larissa Gallagher
Kangaroo / Platypus (voice) (1 eps)