Diamond White (23)

Moon Girl / Lunella (voice)

Fred Tatasciore (54)

Devil Dinosaur (voice)

Alfre Woodard (70)

Mimi (voice)

Gary Anthony Williams (56)

Pops (voice)

Sasheer Zamata (36)

Adria (voice)

Jermaine Fowler (34)

James Jr. (voice)

Libe Barer (31)

Casey (voice)

Alison Brie (40)

Aftershock (voice)

Utkarsh Ambudkar (39)

Anand (voice)

Asia Kate Dillon (38)

LOS-307 (voice)

Craig Robinson (51)

Principal Nelson (voice)

Jennifer Hudson (41)

Mane (voice)

May Calamawy (36)

Fawzia (voice)

Daveed Diggs (41)

Rat King (voice)

Mae Jemison (66)

Skipster (voice)

Maya Hawke (24)

Abyss (voice)

Erika Ishii (35)

Turbo (voice)

Ian Alexander (21)

Tai (voice)

David Tennant (51)

Franklin (voice)

Giancarlo Esposito (64)

Granite (voice)

Edward James Olmos (75)

Molecule Man (voice)

Cobie Smulders (40)

Agent Hill (voice)

Michael Cimino (23)

Eduardo (voice) / Eduardo (voice) (uncredited)

Arsenio Hall (67)

Vernell (voice)

SungWon Cho (32)

General Hyles (voice)

Isabella Gómez (25)

Cecilia (voice)

Tajinae Turner

Geri (voice)

Myha'la (26)

Jurnee (voice)

Lillah Indya Moore (28)

Brooklyn (voice)

Josh Keaton (44)

Angelo (voice) / Additional Voices (voice)