Steven Yeun

Mark Grayson / Invincible (voice)

Sandra Oh

Debbie Grayson (voice)

J.K. Simmons

Nolan Grayson / Omni-Man (voice)

Seth Rogen

Allen (voice)

Jon Hamm

Steve (voice)

Mahershala Ali

Titan (voice)

Max Burkholder

Matt (voice)

Lauren Cohan

War Woman (voice)

Micah Aliling

Louise's Daughter (voice)

Cliff Curtis

Paul (voice)

Scoot McNairy

King Lizard (voice)

Sterling K. Brown

Angstrom Levy (voice)

Mark Hamill

Art (voice)

Jonathan Groff

Rick Sheridan (voice)

Peter Cullen

Thaedus (voice)

Daveed Diggs

Theo / Council Member #2 (voice)

Dan Navarro

Additional Voices (voice)

Ami Shukla

Additional Voices (voice)

Lea Thompson

Carol (voice)

Paul F. Tompkins

Narrator (voice)

Nyima Funk

Additional Voices (voice)

Rhea Seehorn

Andressa (voice)

Zazie Beetz

Amber (voice)

Walton Goggins

Cecil (voice)

Rob Delaney

Nuolzot / Séance Dog (voice)

Gillian Jacobs

Eve (voice)

Zehra Fazal

Louise / Astronaut #2 (voice)

Reginald VelJohnson

Principal Winslow (voice)

Khary Payton

Black Samson (voice)

Andrew Rannells

William (voice)

Zachary Quinto

Robot (voice)

Jason Mantzoukas

Rex (voice)

Lincoln Bodin

Oliver (voice)

Chris Diamantopoulos

Donald (voice)

Ben Schwartz

Shapesmith (voice)

Calista Flockhart

April (voice)

Luke Macfarlane

Rick (voice)

Chad L. Coleman

Martian Man (voice)

Gary Anthony Williams

News Anchor (voice)

Michael Cudlitz

Josef / Red Rush (voice)

Lennie James

Darkwing (voice)

Melise

Dupli-Kate (voice)

Sonequa Martin-Green

Alana / Green Ghost (voice)

Sean Patrick Thomas

Guard #2 (voice)

Mae Whitman

Connie / Model (voice)

Kari Wahlgren

Female Thraxan / GDA Agent / Announcer (voice)

Djimon Hounsou

Martian Emperor (voice)

Jeffrey Donovan

Machine Head (voice)

Kevin Michael Richardson

Mauler 1 / Mauler 2 (voice)

Ross Marquand

Immortal / Rudy (voice)

Jay Pharoah

Bulletproof (voice)

Justin Roiland

Doug Cheston / Punk Kid (voice)

Ezra Miller

DA Sinclair (voice)

Tim Robinson

Filip Schaff (voice)

Fred Tatasciore

Killcannon / Captain / Paramedic (voice)

Grey DeLisle

Shrinking Rae / Monster Girl / Olga (voice)

Chloe Bennet

Riley (voice)

Camden Coley

Angstrom Jr. (voice)

Josh Keaton

Agent Spider / Jogger (voice)

Ella Purnell

Jane (voice)

Simu Liu

Multi-Paul (voice)

Cleveland Berto

Darkwing (voice)

Xolo Maridueña

Dropkick / Fightmaster (voice)

Clancy Brown

General Kregg (voice)

Bokeem Woodbine

Radcliffe (voice)

Tatiana Maslany

Telia (voice)

Todd Williams

Titan (voice)

Tzi Ma

Mr. Liu (voice)

Christian Convery

Oliver (voice)

Nicole Byer

Vanessa (voice)

Rex Diamantopoulos

Skater Boy (voice)

Jermaine Fowler

Security Officer / Young Man (voice)

Abigail Kirkman

Skater Girl (voice)

John DiMaggio

Executioner #2 (voice)

Jo Marie Payton

Warden (voice)

Michael Dorn

Battle Beast / Viltrumites (voice)

Nicholas Podany

Teen Boy #1 (voice)

Josh Richards

Teen Boy #2 (voice)

Somali Rose

Fiona (voice)

Patrice Covington

Barnett / Chicago Mayor (voice)

Aaron Paul

Scott (voice)

Bobby Moynihan

Ed (voice)

Brandon Scott Jones

William (voice)

Bruce Campbell

Demon (voice)

Courtenay Taylor

Female Viltrumite / Young Viltrumite Soldier 2 (voice)

Danai Gurira

Universa (voice)

Dee Bradley Baker

Additional Voices (voice)

Doug Bradley

The Technicians (voice)

Eric Bauza

DA Sinclair (voice)

Frank Welker

Emperor Argall / Viltrumites (voice)

Indira Varma

Volcanikka (voice)

Isaac Robinson-Smith

Council Member / Additional Voices (voice)

Jeffrey Dean Morgan

Conquest (voice)

Jonathan Banks

Brit (voice)

Jordan Reynolds

Additional Voices (voice)

Kate Mara

Becky (voice)

Kate Mulgrew

Domina (voice)

Lee Pace

Thragg (voice)

LeVar Burton

Suit AI (voice)

Misty Lee

Additional Voices (voice)

Phil LaMarr

Lucan (voice)

Shantel VanSanten

Anissa (voice)

Troy Baker

Male Viltrumite / Geldarian Warrior (voice)

Vanessa Marshall

Additional Voices (voice)

Zoey Deutch

Zoe (voice)