Also Starring: Hayley Atwell (Peggy Carter aka Captain Carter), Sebastian Stan (Bucky Barnes), Dominic Cooper (Howard Stark), Stanley Tucci (Dr. Abraham Erskine), Toby Jones (Arnim Zola), Bradley Whitford (Colonel John Flynn), Ross Marquand (Johann Schmidt aka Red Skull), Darrell Hammond (Nazi General)
Cast: Josh Keaton (Skinny Steve Rogers), Samuel L. Jackson (Nick Fury), Jeremy Renner (Clint Barton aka Hawkeye), Neal McDonough (Dum Dum Dugan), Isaac Robinson-Smith (Brick)
Additional Voices: Andreas Beckett, David Cowgill, Terri Douglas, Matthew Lindquist, Arthur Ortiz, Helen Sadler, Shane Sweet, Matthew Wood
Written By: A.C. Bradley
Directed By: Bryan Andrews
Ep: 2
What If... T'Challa Became a Star-Lord?
Also Starring: Chadwick Boseman (Star Lord T'Challa), Michael Rooker (Yondu), Josh Brolin (Thanos), Benicio Del Toro (The Collector), Kurt Russell (Ego), Ophelia Lovibond (Carina), Carrie Coon (Proxima Midnight), Tom Vaughan-Lawlor (Ebony Maw), Karen Gillan (Nebula), Djimon Hounsou (Korath), John Kani (T'Chaka), Sean Gunn (Kraglin), Chris Sullivan (Taserface), Seth Green (Howard the Duck), Danai Gurira (Okoye)
Cast: Fred Tatasciore (Drax / Corvus Glaive), Maddix Robinson (Young T'Challa), Brian T. Delaney (Peter Quill), Tanya Wheelock (Female Ravager)
Additional Voices: David Boat, Terri Douglas, Don Fullilove, Piotr Michael, Michael Ralph, David Sobolov, Debra Wilson, Matthew Wood, Michael Woodley
Written By: Matthew Chauncey
Directed By: Bryan Andrews
Memorium: Dedicated to our friend, our inspiration, and our hero Chadwick Boseman
Ep: 3
What If... the World Lost its Mightiest Heroes?
Also Starring: Samuel L. Jackson (Nick Fury), Jeremy Renner (Clint Barton aka Hawkeye), Mark Ruffalo (Bruce Banner aka Hulk), Tom Hiddleston (Loki), Clark Gregg (Agent Coulson), Jaimie Alexander (Lady Sif), Frank Grillo (Brock Rumlow), Lake Young (Natasha Romanoff aka Black Widow), Mick Wingert (Tony Stark aka Iron Man)
Cast: Michael Douglas (Hank Pym aka Yellow Jacket), Stephanie Panisello (Betty Ross), Mike McGill (General Ross), Alexandra Daniels (Carol Danvers aka Captain Marvel)
Additional Voices: Terri Douglas, Elisa Gabrielli, Piotr Michael, David Michie, Arthur Ortiz, Shane Sweet, Matthew Wood, Shelby Young
Written By: A.C. Bradley & Matthew Chauncey
Directed By: Bryan Andrews
Ep: 4
What If... Doctor Strange Lost His Heart Instead of His Hands?
Also Starring: Benedict Cumberbatch (Doctor Strange), Rachel McAdams (Christine Palmer), Benedict Wong (Wong), Tilda Swinton (The Ancient One), Ike Amadi (O'Bengh), Leslie Bibb (Christine Everhart)
Additional Voices: Chuck Billy, Robin Atkin Downes, Fred Tatasciore
Written By: A.C. Bradley
Directed By: Bryan Andrews
Ep: 5
What If... Zombies?!
Also Starring: Mark Ruffalo (Bruce Banner aka Hulk), Chadwick Boseman (T'Challa aka Black Panther), Paul Bettany (Vision), Sebastian Stan (Bucky Barnes), Evangeline Lilly (Hope Van Dyne aka Wasp), Paul Rudd (Scott Lang aka Ant-Man), Jon Favreau (Happy Hogan / Zombie Happy), Danai Gurira (Okoye), Emily VanCamp (Sharon Carter), David Dastmalchian (Kurt), Hudson Thames (Peter Parker aka Spider-Man), Tom Vaughan-Lawlor (Ebony Maw)
Additional Voices: Ashley Adler, Piotr Michael, Fred Tatasciore, Michael Ralph, Robin Atkin Downes, Matthew Wood, Matt Yang King, Mike Vaughn, Terri Douglas, Debra Wilson, Kari Wahlgren, Ashley Peldon, Dave Boat
Written By: Matthew Chauncey
Directed By: Bryan Andrews
Ep: 6
What If... Killmonger Rescued Tony Stark?
Also Starring: Michael B. Jordan (Killmonger), Jon Favreau (Happy Hogan), Chadwick Boseman (T'Challa aka Black Panther), Angela Bassett (Queen Ramonda), Danai Gurira (Okoye), Andy Serkis (Ulysses Klaue), Don Cheadle (Rhodey), Paul Bettany (Jarvis), John Chani (T'Chaka), Leslie Bibb (Christine Everhart), Mick Wingert (Tony Stark aka Iron Man)
Additional Voices: Kimberly Bailey, June Christopher, Terri Douglas, Robin Atkin Downes, Don Fullilove, Khanya Mkhize, Michael Ralph, Justin Shaw, Debra Wilson, Matthew Wood
Written By: Matthew Chauncey
Directed By: Bryan Andrews
Ep: 7
What If... Thor Were an Only Child?
Also Starring: Chris Hemsworth (Thor), Natalie Portman (Jane Foster), Tom Hiddleston (Loki), Kat Dennings (Darcy), Samuel L. Jackson (Nick Fury), Jeff Goldblum (Grandmaster), Cobie Smulders (Maria Hill), Clark Gregg (Agent Coulson), Frank Grillo (Brock Rumlow), Taika Waititi (Korg), Karen Gillan (Nebula), Jaimie Alexander (Lady Sif), Seth Green (Howard the Duck), Alexandra Daniels (Carol Danvers aka Captain Marvel), Rachel House (Topaz)
Cast: Josette Eales (Frigga), David Chen (Hogun), Fred Tatasciore (Volstagg / Drax), Max Mittelman (Fandral), Clancy Brown (Surtur)
Additional Voices: Kimberly Bailey, David Jordan Chen, June Christopher, Terri Douglas, Robin Atkin Downes, Max Mittelman, Michael Ralph, Kaitlyn Robrock, Fred Tatasciore, Kari Wahlgren, Matthew Wood, Shelby Young
Written By: A.C. Bradley
Directed By: Bryan Andrews
Ep: 8
What If... Ultron Won?
Also Starring: Jeremy Renner (Clint Barton aka Hawkeye), Lake Bell (Natasha Romanoff aka Black Widow), Toby Jones (Arnim Zola), Ross Marquand (Ultron / Sub-Ultron Sentries), Josh Keaton (Steve Rogers aka Captain America), Mick Wingert (Tony Stark aka Iron Man), Alexandra Daniels (Carol Danvers aka Captain Marvel), Benedict Cumberbatch (Doctor Strange / Strange Supreme)
Additional Voices: Terri Douglas, Robin Atkin Downes, Piotr Michael, Dave B. Mitchell, Arthur Ortiz, Ashley Peldon, Matthew Wood, Shelby Young
Written By: Matthew Chauncey
Directed By: Bryan Andrews
Ep: 9
What If... The Watcher Broke His Oath?
Also Starring: Hayley Atwell (Peggy Carter aka Captain Carter), Lake Bell (Natasha Romanoff aka Black Widow), Frank Grillo (Brock Rumlow), Georges St. Pierre (Batroc), Chadwick Boseman (Star Lord T'Challa), Michael B. Jordan (Killmonger), Chris Hemsworth (Thor), Benedict Cumberbatch (Doctor Strange / Strange Supreme), Toby Jones (Arnim Zola), Tom Hiddleston (Loki), Kurt Russell (Ego), Samuel L. Jackson (Nick Fury), Mick Wingert (Tony Stark aka Iron Man)
Cast: Brian T. Delaney (Peter Quill), Cynthia McWilliams (Gamora), Ozioma Akagha (Shuri), Ross Marquand (Ultron)
Additional Voices: Chuck Billy, Arthur Ortiz, Helen Sadler, Justin Shaw, Kari Wahlgren, Matthew Wood, Robin Atkin Downes, Fred Tatasciore, Shondalia White, Terri Douglas
