What If...? Season 1 poster
SEASON 1 · 2021

What If...?: Season 1

9EPISODES
2021YEAR
3SEASONS

What If...? season 1 is available in the US on Disney Plus and PBS.

Where to Watch in the US

PBS
Free to stream
FREE
Disney Plus
Included with subscription
SUBSCRIPTION

What If...? season 1 streaming guide

What If...? season 1 (2021) has 9 episodes. In the US, it’s available on Disney Plus and PBS. The season premiered on August 11, 2021. The last episode aired on October 6, 2021.

Season 1 Episodes

1
What If... Captain Carter Were the First Avenger?
Season 1, Episode 1· August 11, 2021· 36 min

When Steve Rogers is seriously injured, Peggy Carter becomes the world’s first Super Soldier.

2
What If... T'Challa Became a Star-Lord?
Season 1, Episode 2· August 18, 2021· 37 min

The rough-and-tumble space pirates known as the Ravagers abduct T’Challa instead of Peter Quill.

3
What If... The World Lost Its Mightiest Heroes?
Season 1, Episode 3· August 25, 2021· 35 min

Nick Fury struggles to launch The Avengers when candidates are targeted by a serial killer.

4
What If... Doctor Strange Lost His Heart Instead of His Hands?
Season 1, Episode 4· September 1, 2021· 38 min

A grief-stricken Doctor Strange uses the Eye of Agamotto in a dangerous effort to change the past.

5
What If... Zombies!?
Season 1, Episode 5· September 8, 2021· 34 min

When The Avengers are infected by a zombie plague, surviving heroes search for a cure.

6
What If... Killmonger Rescued Tony Stark?
Season 1, Episode 6· September 15, 2021· 36 min

An American soldier called Killmonger rescues Tony Stark when his Humvee is attacked in Afghanistan.

7
What If... Thor Were an Only Child?
Season 1, Episode 7· September 22, 2021· 38 min

Thor, who never learned to be a good hero, throws an out-of-control intergalactic party on Earth.

8
What If... Ultron Won?
Season 1, Episode 8· September 29, 2021· 32 min

Natasha Romanoff and Clint Barton seek to destroy killer-robot Ultron following a cataclysmic event.

9
What If... The Watcher Broke His Oath?
Season 1, Episode 9· October 6, 2021· 37 min

The Watcher breaks his oath and recruits heroes from across the multiverse to battle against Ultron.

In the US, What If...? season 1 is available on Disney Plus and PBS. This episode list is updated as new episodes air.

Frequently Asked Questions

Where can I watch What If...? season 1?

What If...? season 1 is available in the US on Disney Plus and PBS. The episode list and Watch links are on this page.

How many episodes does What If...? season 1 have?

What If...? season 1 has 9 episodes; the first episode aired on August 11, 2021.

Where can I watch What If...? season 1 episode 1?

What If...? season 1 episode 1 (“What If... Captain Carter Were the First Avenger?”) is available in the US on Disney Plus and PBS, along with the rest of the season.

When did What If...? season 1 come out?

What If...? season 1 premiered on August 11, 2021.

What audio and subtitle options does What If...? season 1 have?

Audio and subtitle options for What If...? season 1 depend on the platform; US streaming services usually offer English closed captions (CC).

Similar series

Disney PlusWhat If...? Season 1 Watch