Laz Alonso
Terry / Sabo Brok (voice) (19 eps)
Priah Ferguson
Lisa (voice) (19 eps)
JeCobi Swain
Sean (voice) (19 eps)
Yvette Nicole Brown
KRS (voice) (19 eps)
Patrick Harpin
Blobby (voice) (14 eps)
Everett Downing Jr.
Bogdog (voice) (13 eps)
Yvonne Orji
Tess (voice) (13 eps)
Kari Wahlgren
Original KRS / Lootbat (voice) (13 eps)
Maddie Taylor
Torga (voice) (12 eps)
Rob Riggle
Glorlox (voice) (11 eps)
Jim Rash
The Fixer (voice) (10 eps)
Jamie Chung
Vax (voice) (10 eps)
Chelsea Peretti
Pam (voice) (9 eps)
Mara Junot
Beta (voice) (8 eps)
Adewale Akinnuoye-Agbaje
Emperor Odomon (voice) (6 eps)
Leslie Uggams
Grandma (voice) (5 eps)
Keith Ferguson
Pulgan Bus Driver / Pulgan Bystander (voice) (5 eps)
Greg Chun
Additional Voices (voice) (5 eps)
Christian Lanz
Additional Voices (voice) (5 eps)
Janet Hubert
Empress Gurira (voice) (5 eps)
Thando Thabethe
Adja (voice) (5 eps)
Katie Shaughnessy
Additional Voices (voice) (4 eps)
Kevin Durand
Chakalau (voice) (4 eps)
Andrew Morgado
Additional Voices (voice) (4 eps)
Secunda Wood
Additional Voices (voice) (4 eps)
Keith David
B'Caala (voice) (4 eps)
SungWon Cho
EHC Pilot 1 & 2 / EHC Workers (voice) (4 eps)
Jojo Nwoko
Council Member 1 / Doloraami Guard (voice) (4 eps)
Dino Andrade
Pulgan Fish Vendor Alien / Pulgan Monk (voice) (3 eps)
Ralph Ineson
The Widowmaker (voice) (2 eps)
Amir Talai
EHC Booking Officer (voice) (2 eps)
Taylor Mosley
Additional Voices (voice) (2 eps)
Cedric L. Williams
Mox (voice) (2 eps)
Kevin Michael Richardson
Dirty Mike / Clean Mike / Sphinx (voice) (2 eps)
Gina Yashere
Doloraami Prosecutor (voice) (2 eps)
Hakeem Kae-Kazim
Doloraami Warriors (voice) (2 eps)
Bryan Lambey
Additional Voices (voice) (2 eps)
Devin Bright
Player #2 (voice) (1 eps)
Angela Malhotra
Alien in Commercial (voice) (1 eps)
Max Mittelman
Angry Boarfish / Dalthar (voice) (1 eps)
Koen Ono
Pulgan Child #1 / Pulgan Child #2 (voice) (1 eps)
Donna Rae Allen
Additional Voices (voice) (1 eps)
Jenna Elfman
Setelva (voice) (1 eps)
Lauren Tom
MCKoren / Chillion Supervisor (voice) (1 eps)
Tim Meadows
Principal Lieb (voice) (1 eps)
Caleb Yen
Brian / Bucky's Supervisor Bot (voice) (1 eps)
Arnie Pantoja
Zeitler (voice) (1 eps)
Candi Milo
Giblin Mobster Mother / Alien Girl (voice) (1 eps)
Venice Wong
Halvey (voice) (1 eps)
Godfrey
Ja Boluu / Doloraami Guard 1 / Vunaari Prisoner (voice) (1 eps)
Geno Segers
Alien Bouncer / Fratty Alien Bro (voice) (1 eps)
Evelyn Downing
Vunaari Kid (voice) (1 eps)
Jordan Mosley
Additional Voices (voice) (1 eps)