Diamond White
Lunella Lafayette / Moon Girl (voice) (30 eps)
Fred Tatasciore
Devil Dinosaur (voice) (30 eps)
Alfre Woodard
Mimi Lafayette (voice) (30 eps)
Libe Barer
Casey Calderon (voice) (26 eps)
Gary Anthony Williams
Pops Lafayette (voice) (25 eps)
Sasheer Zamata
Adria Lafayette (voice) (24 eps)
Jermaine Fowler
James Lafayette Jr. (voice) (24 eps)
Laurence Fishburne
The Beyonder (voice) (15 eps)
Michael Cimino
Eduardo (voice) (8 eps)
Kimberly Brooks
Alfretta (voice) (7 eps)
Indya Moore
Brooklyn (voice) (6 eps)
Utkarsh Ambudkar
Anand (voice) (5 eps)
Kalen Aris Whitfield
Jonathan Powers / Jester (voice) (5 eps)
Cobie Smulders
Maria Hill (voice) (4 eps)
Tajinae Turner
Geri (voice) (4 eps)
Alanna Ubach
Clueless Girl (voice) (4 eps)
Omid Abtahi
Ahmed (voice) (4 eps)
Asia Kate Dillon
LOS-307 (voice) (3 eps)
Craig Robinson
Principal Nelson (voice) (3 eps)
Ian Alexander
Tai (voice) (3 eps)
Xolo Mariduena
Marvin Ellis / Mel-Varr / Kid Kree (voice) (3 eps)
Isabella Gómez
Cecilia (voice) (3 eps)
Myha'la
Jurnee (voice) (3 eps)
May Calamawy
Fawzia (voice) (2 eps)
Edward James Olmos
Molecule Man (voice) (2 eps)
Josh Keaton
Angelo (voice) (2 eps)
Gerald Isaac Waters
Eli (voice) (2 eps)
Carol Kane
Bube Bina (voice) (2 eps)
Bumper Robinson
Muzzlebot (voice) (2 eps)
Sam Riegel
Jackson Weele / Big Wheel (voice) (2 eps)
Roger Craig Smith
Lead Scientist (voice) (2 eps)
Kari Wahlgren
Stern Jewish Woman (voice) (2 eps)
Andy Cohen
Isaac Goldberg-Calderon (voice) (2 eps)
Wesley Snipes
Maris Morlak (voice) (2 eps)
Alison Brie
Aftershock (voice) (1 eps)
Jennifer Hudson
Mane (voice) (1 eps)
Daveed Diggs
Rat King (voice) (1 eps)
Mae Jemison
Skipster (voice) (1 eps)
Maya Hawke
Abyss (voice) (1 eps)
Erika Ishii
Michiko Musashi / Turbo (voice) (1 eps)
David Tennant
Franklin (voice) (1 eps)
Giancarlo Esposito
Granite (voice) (1 eps)
Manny Jacinto
Blue Streak / Brian Glory (voice) (1 eps)
Arsenio Hall
Vernell (voice) (1 eps)
SungWon Cho
General Hyles (voice) (1 eps)
Marcus Toji
Andy (voice) (1 eps)
Romi Dames
Erma Musashi (voice) (1 eps)
Jonathan Banks
Silvio Manfredi / Silvermane (voice) (1 eps)
Parker Posey
Kat Swan (voice) (1 eps)
Peter Weller
Dr. Stern (voice) (1 eps)
Alex Newell
Pebble (voice) (1 eps)
Cree Summer
Aragorn (voice) (1 eps)
Fred Stoller
Tooth Gnasher (voice) (1 eps)
Cynthia Erivo
Dr. Akonam Ojo (voice) (1 eps)
Ephraim Sykes
Bobby the Myth (voice) (1 eps)
Andy García
Pad-Varr (voice) (1 eps)
Robin Thede
Zakiya / Quickwhip (voice) (1 eps)
Miki Yamashita
Maki Matsumoto / Lady Bullseye (voice) (1 eps)
Jackée Harry
Merle (voice) (1 eps)
Ann Harada
Matsuye (voice) (1 eps)
Betsy Sodaro
Pogo Stick Alien (voice) (1 eps)
Tatianna Lee
Alien Gang Soldier 3 (voice) (1 eps)
Keith Ferguson
Jimmy / Male Bystanders / Male Teacher (voice) (1 eps)
Ace Gibson
Gravitas (voice) (1 eps)
Aaron Drown
Man Baby (voice) (1 eps)
Carlee Baker
Instantanegirl (voice) (1 eps)
Ramone Hamilton
TJ (voice) (1 eps)
Luis Guzmán
President Council Peña (voice) (1 eps)
June Diane Raphael
Marcy Muzzler (voice) (1 eps)
Paul Scheer
Marty Muzzler (voice) (1 eps)
Wilson Cruz
Antonio Goldberg-Calderon (voice) (1 eps)
Pamela Adlon
Rabbi Ryda (voice) (1 eps)
Anna Akana
Odessa Drake (voice) (1 eps)
Gideon Adlon
Lara / Laura / Laurel (voice) (1 eps)
Method Man
Torg (voice) (1 eps)
Nico Loter
Teen Fan (voice) (1 eps)
Chivaun Fitzpatrick
Nox (voice) (1 eps)