Stuart Fails to Save the Universe: Season 1

2026
10 episodes
24m

Comic book store owner Stuart Bloom is tasked with restoring reality after he breaks a device built by Sheldon and Leonard, accidentally bringing about a multiverse Armageddon. Stuart is aided in this quest by his girlfriend Denise, geologist friend Bert, and quantum physicist/all-around pain in the ass Barry Kripke.

Season 1 of Stuart Fails to Save the Universe premiered on July 23, 2026 and has 10 episodes, from "Spoiler: Gary Dies" to "Spoiler: Filmed Before a Live Studio Audience". The last episode aired on September 24, 2026.

Where to watch Stuart Fails to Save the Universe

In the United States, you can stream Stuart Fails to Save the Universe on HBO Max. It is on streaming services in 93 countries.

Where to watch

Episodes

Episode 1Spoiler: Gary DiesAired July 23, 2026
After breaking a quantum-interference device, mild-mannered comic book store owner Stuart Bloom must save the universe from imminent destruction.
- 26m
- Directed by Kyle Newacheck
- Written by Zak Penn, Chuck Lorre and Bill Prady
Guest stars
- Kunal Nayyar Rajesh Koothrappali
- Penn Jillette Penn Jillette
- Teller Teller
- Ryan Cartwright Kyle
- Josh Brener Trevor
- Rich Ting Soldier #1
- Anthony Alabi Soldier #2
- Atticus Batacan Floss Vendor
Episode 2Spoiler: Zack's in This OneAired July 30, 2026
Stuart, Bert, Denise, and Barry Kripke find themselves in an idyllic, peaceful Earth...that happens to be controlled by a repressive and vicious AI.
- 21m
- Directed by Kyle Newacheck
- Written by Zak Penn, Chuck Lorre and Bill Prady
Guest stars
- Ryan Cartwright Kyle
- Josh Brener Trevor
- Tommy Walker Gary
- Kaley Cuoco Penny
- Christine Baranski Christine Baranski
- Riki Lindhome Ramona Nowitzki
- Brian Thomas Smith Zack Johnson
- Brandon Morales Officer McCaffrey
Episode 3Spoiler: Bert Is MagicAired August 6, 2026
In a world where magic is real, Bert discovers a gift for sorcery, while Stuart enlists the help of one of this universe’s most powerful wizards.
- 18m
- Directed by Kyle Newacheck
- Written by Zak Penn, Chuck Lorre and Bill Prady
Guest stars
- Tommy Walker Gary
- Matty Cardarople Keith
- Doug Simpson Abramowitz the Grey
- Melissa Rauch Bernadette Rostenkowski
- Wil Wheaton Self
- Louis Mustillo Alexa
- Marieve Herington Acolyte
- Kassie Hight Acolyte
Episode 4Spoiler: Stuart Makes a WalletAired August 13, 2026
Stuart questions what's real after landing in a mental hospital. Kripke finds himself with a new love interest.
- 25m
- Directed by Kyle Newacheck
- Written by Zak Penn, Chuck Lorre and Bill Prady
Guest stars
- Ryan Cartwright Kyle
- Josh Brener Trevor
- Tommy Walker Gary
- Stacie Greenwell Nurse Stephanie
- Violette Linnz Talia
- Zoe Cipres Chana
- Mayim Bialik Amy Farrah Fowler
- Jon Cryer Sherpa
Episode 5Spoiler: Bert Gets MarriedAired August 20, 2026
The gang arrives in paradise, where everyone lives in harmony with nature and each other. Bert finds true love and the machine is broken.
- 20m
- Directed by Jonathan Frakes
- Written by Zak Penn, Chuck Lorre and Bill Prady
Guest stars
- Jascha Charron Xena
- Zoe Cipres Chana
- Rachelle Goulding Alta
- Gastón Brouet Lumpa
- Charlie Barnett Simpa
- Tommy Martinez Gavel
- Brandon Sutton Manu
- Vinessa Vidotto Droppings Reader
Episode 6Spoiler: Corn Is DeliciousAired August 27, 2026
As Bert and Kripke team up, Stuart and Denise take a big step forward in a universe that looks and feels normal...with one major difference.
- 22m
- Directed by Jonathan Frakes
- Written by Zak Penn, Chuck Lorre and Bill Prady
Guest stars
- Kunal Nayyar Rajesh Koothrappali
- Ryan Cartwright Kyle
- Josh Brener Trevor
- Tommy Walker Gary
- John Mariano Giorgio
- Alan Aymie Carl
Episode 7Spoiler: Dexys Midnight Runners Get a Royalty PaymentAired September 3, 2026
While attempting to steal a new piece of technology from Caltech, Stuart, Denise, Bert, and Kripke run into some very familiar visitors.
- 16m
- Directed by Kyle Newacheck
- Written by Zak Penn, Chuck Lorre and Bill Prady
Guest stars
- Riki Lindhome Ramona Nowitzki
- Melissa Rauch Bernadette Rostenkowski
- Neil deGrasse Tyson Neil deGrasse Tyson
- Brooklyn Rose Rebecca
- Harley Bronwyn Cassandra
- Brooklyn Jaramillo Girl #1
- Mila Jaymes Girl #2
- Sofia Grey Girl #3
Episode 8Spoiler: We're as Confused as You AreAired September 10, 2026
After being thrust into a world that is perpetually at war, Stuart must complete his mission before he and the rest of the gang can flee to safety.
- 19m
- Directed by Kyle Newacheck
- Written by Zak Penn, Chuck Lorre and Bill Prady
Guest stars
- Ryan Cartwright Kyle
- Josh Brener Trevor
- Tommy Walker Gary
- Kaley Cuoco Penny
- Omar Moustafa Ghonim MP Smith
- Joshua Malina Captain Siebert
- Jonathan Adams General Adams
- Anthony Alabi Sergeant
Episode 9Spoiler: We Couldn't Get Green LanternAired September 17, 2026
After finding themselves trapped in a comic book, Stuart, Denise, Bert, and Kripke must enlist the help of a superhero – and avoid a supervillain!
- 18m
- Directed by Robert Duncan McNeill
- Written by Zak Penn, Chuck Lorre and Bill Prady
Guest stars
- Ryan Cartwright Kyle
- Josh Brener Trevor
- Tommy Walker Gary
- Riki Lindhome Ramona Nowitzki
- Mayim Bialik Amy Farrah Fowler
- André Sogliuzzo The Adversary
- Andy Ridings Jay Garrick / The Flash
- Eric Allan Kramer Mr. Freeze
Episode 10Spoiler: Filmed Before a Live Studio AudienceAired September 24, 2026
The gang suddenly finds themselves back in the comic book store – but where is that laughter coming from?
- 18m
- Directed by Robert Duncan McNeill
- Written by Zak Penn, Chuck Lorre and Bill Prady
Guest stars
- Ryan Cartwright Kyle
- André Sogliuzzo The Adversary
- Mark Sweet Mark Sweet