What If…?

Jeffrey Wright

Uatu / The Watcher (voice)

David Dastmalchian

Kurt

Djimon Hounsou

Korath

Dominic Cooper

Howard Stark

Jeff Goldblum

Grandmaster

Josh Brolin

Thanos

Michael Douglas

Ant-Man / Dr. Hank Pym

Michael Rooker

Yondu Udonta

Natalie Portman

Jane Foster

Neal McDonough

Dum Dum Dugan

Sean Gunn

Kraglin

Stanley Tucci

Dr. Abraham Erskine

Taika Waititi

Korg

Hayley Atwell

Peggy Carter

Karen Gillan

Nebula

Mark Ruffalo

Hulk / Bruce Banner

Michael B. Jordan

Erik Killmonger

Sebastian Stan

Winter Soldier / Bucky Barnes

Frank Grillo

Brock Rumlow / Crossbones

Jeremy Renner

Clint Barton / Hawkeye

Toby Jones

Arnim Zola

Tom Hiddleston

Loki

Samuel L. Jackson

Nick Fury

Terri Douglas

Additional Voices (voice)

Matthew Wood

Additional Voices (voice)

Robin Atkin Downes

Additional Voices (voice)

Fred Tatasciore

Additional Voices (voice) / Drax / Corvus Glaive (voice) / Volstagg / Drax / Additional Voices (voice)

Chadwick Boseman

Star Lord T'Challa (voice) / T'Challa / Black Panther (voice)

Mick Wingert

Tony Stark (voice) / Tony Stark / Iron Man (voice)

Michael Ralph

Additional Voices (voice)

Piotr Michael

Additional Voices (voice)

Arthur Ortiz

Additional Voices (voice)

Josh Keaton

Skinny Steve Rogers / HYDRA Stomper (voice) / Steve Rogers / Captain America (voice)

Ross Marquand

Johann Schmidt / Red Skull (voice) / Ultron (voice) / Ultron / Sub-Ultron Sentries (voice)

Benedict Cumberbatch

Stephen Strange / Doctor Strange / Strange-Supreme (voice) / Stephen Strange / Strange-Supreme (voice)

Danai Gurira

Okoye (voice)

Debra Wilson

Additional Voices (voice)

Alexandra Daniels

Carol Danvers / Captain Marvel (voice)

Lake Bell

Natasha Romanoff / Black Widow (voice)

Shelby Young

Additional Voices (voice)

Kari Wahlgren

Additional Voices (voice)

Kimberly Bailey

Additional Voices (voice)

Shane Sweet

Additional Voices (voice)

Paul Bettany

Jarvis (voice) / Vision (voice)

Jon Favreau

Harold 'Happy' Hogan (voice) / Harold 'Happy' Hogan / Zombie Happy (voice)

Tom Vaughan-Lawlor

Ebony Maw (voice)

David Boat

Additional Voices (voice)

Leslie Bibb

Christine Everhart (voice)

John Kani

T'Chaka (voice)

Don Fullilove

Additional Voices (voice)

Michael Patrick McGill

General Ross (voice)

Clark Gregg

Agent Phil Coulson (voice)

Seth Green

Howard the Duck (voice)

Jaimie Alexander

Lady Sif (voice)

June Christopher

Additional Voices (voice)

Ashley Peldon

Additional Voices (voice)

Kurt Russell

Ego (voice)

Brian T. Delaney

Peter Quill (voice)

Chris Hemsworth

Thor Odinson (voice)

Ozioma Akagha

Shuri (voice)

Helen Sadler

Additional Voices (voice)

Chuck Billy

Additional Voices (voice)

Justin Shaw

Additional Voices (voice)

Kimberly Bailey

Additional Voices (voice)

Max Mittleman

Fandral / Additional Voices (voice)

Darrell Hammond

Nazi General (voice)

Isaac Robinson-Smith

Brick (voice)

Bradley Whitford

Colonel Flynn (voice)

Andreas Beckett

Additional Voices (voice)

David Cowgill

Additional Voices (voice)

Matt Lindquist

Additional Voices (voice)

Carrie Coon

Proxima Midnight (voice)

Benicio del Toro

Taneleer Tivan / The Collector (voice)

Chris Sullivan

Taserface (voice)

Ophelia Lovibond

Carina (voice)

Maddix Robinson

Young T'Challa (voice)

Tanya Wheelock

Female Ravager (voice)

David Sobolov

Additional Voices (voice)

Michael Woodley

Additional Voices (voice)

Stephanie Panisello

Betty Ross (voice)

Elisa Gabrielli

Additional Voices (voice)

David Michie

Additional Voices (voice)

Rachel McAdams

Christine Palmer (voice)

Benedict Wong

Wong (voice)

Tilda Swinton

The Ancient One (voice)

Ike Amadi

O'Bengh (voice)

Evangeline Lilly

Hope Van Dyne / Wasp (voice)

Paul Rudd

Scott Lang (voice)

Emily VanCamp

Sharon Carter (voice)

Hudson Thames

Peter Parker / Spider-Man (voice)

Ashley Adler

Additional Voices (voice)

Matthew Yang King

Additional Voices (voice)

Mike Vaughn

Additional Voices (voice)

Angela Bassett

Queen Ramonda (voice)

Andy Serkis

Ulysses Klaue (voice)

Don Cheadle

James 'Rhodey' Rhodes (voice)

Kiff VandenHeuvel

Obadiah Stane (voice)

Beth Hoyt

Pepper Potts (voice)

Khanya Mkhize

Additional Voices (voice)

Justin Shaw

Additional Voices (voice)

Kat Dennings

Darcy Lewis (voice)

Cobie Smulders

Maria Hill (voice)

Rachel House

Topaz (voice)

Josette Eales

Frigga (voice)

David Chen

Hogun / Additional Voices (voice)

Clancy Brown

Surtur (voice)

Kaitlyn Robrock

Additional Voices (voice)

Dave B. Mitchell

Additional Voices (voice)

Georges St-Pierre

Georges Batroc (voice)

Cynthia Kaye McWilliams

Gamora (voice)

Shondalia White

Additional Voices (voice)

Max Mittelman

Fandral / Additional Voices (voice)