'The Big Bang Theory's New Sequel Confirms the Franchise’s Weirdest Reinvention Yet
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For 12 seasons, Sheldon (Jim Parsons) and his gang of nerdy misfits dabbled in fantasy in The Big Bang Theory. From getting competitive on World of Warcraft to pulling out all the stops in long-running campaigns of Dungeons & Dragons, the friend group loved escaping their mundane, academic lives and into a whole new world. So, perhaps it should be no surprise that the show’s upcoming spin-off sequel, titled Stuart Fails to Save the Universe, is taking a leap from comedy and into fantasy.

Premiering on July 23, 2026, the new series, led by Kevin Sussman as he returns as comic book store owner Stuart Bloom, will be a major shift in the franchise. While previous spin-off shows have gone back in time and delivered on nostalgia, Stuart Fails to Save the Universe will reinvent familiar characters in a bolder, flashier setup that’s bound to have The Big Bang Theory fans at the edge of their seats.

What Will ‘Stuart Fails to Save the Universe’ Be About?

In The Big Bang Theory, Stuart was a gloomy minor character who showed up, per IMDd, in only 84 episodes throughout its 12-season run. In each appearance, he would serve as comedic relief, sometimes delivering a dark one-liner, or an awkward encounter that left viewers cringing at their seats. In Stuart Fails to Save the Universe, however, Stuart becomes the main character. According to the official synopsis, the series kicks off when he accidentally triggers a “multiverse Armageddon” after breaking a device built by Sheldon and Leonard (Johnny Galecki), leaving him responsible for restoring reality.

To complete his mission, Stuart partners with his girlfriend Denise (Lauren Lapkus), his geologist friend Bert (Brian Posehn), and the quantum physicist and all-around pain in the ass Barry Kripke (John Ross Bowie). “Along the way, they meet alternate-universe versions of characters we’ve come to know and love from The Big Bang Theory,” the synopsis also teased. The series is co-created by Chuck Lorre (Two and a Half Men, The Kominsky Method), Bill Prady (The Muppets, Gilmore Girls), and Zak Penn (Ready Player One, The Avengers), with all three writing and executive producing.































































Collider Exclusive · Action Hero Quiz
Which Action Hero Would Be
Your Perfect Partner?
Rambo · James Bond · Indiana Jones · John McClane · Ethan Hunt

Five legends. Five completely different ways of getting out alive — with style, with muscle, with charm, with luck, or with a plan so intricate it probably shouldn’t work. Ten questions will reveal which action hero was built to have your back.

🎖️Rambo

🍸James Bond

🏺Indiana Jones

🔧John McClane

🎭Ethan Hunt

01

You’re dropped into a dangerous situation with no warning. What do you need most from a partner?
The first few seconds tell you everything about who belongs beside you.





02

You have to get somewhere dangerous, fast. How do you travel?
How you get there is half the mission.





03

You’re pinned down and outnumbered. What does your ideal partner do?
This is when you find out what someone is really made of.





04

The mission is paused. You have one evening to decompress. What does your partner suggest?
Who someone is when the pressure drops is who they actually are.





05

How do you prefer your partner to communicate mid-mission?
Good communication is the difference between partners and a liability.





06

Your enemy is powerful, well-resourced, and has the upper hand. How should your partner approach them?
The approach to the enemy defines the partnership.





07

Things go badly wrong and you’re captured. What do you trust your partner to do?
Who someone is when you need them most is the only thing that matters.





08

What does your ideal partner bring to the table that you couldn’t replace?
A great partner fills the gap you didn’t know you had.





09

Every partnership has a cost. Which of these can you live with?
No one comes without baggage. The question is whether you can carry it together.





10

It’s the final moment. Everything is on the line. What do you need from your partner right now?
The last question is the most honest one.





Your Partner Has Been Assigned
Your Perfect Partner Is…

Your answers have pointed to one action hero above all others. This is the person built to have your back — for better or considerably, spectacularly worse.

Rambo

Your partner doesn’t talk much, doesn’t need to, and will have assessed every threat in your immediate environment before you’ve finished your first sentence. John Rambo is not a man of plans or politics — he is a force of nature shaped by survival, loyalty, and a capacity for endurance that goes beyond anything training can produce. He will not leave you behind. He has never left anyone behind who deserved to come home. What you get with Rambo is the most capable, most quietly ferocious partner imaginable — one who has been through things that would have broken anyone else, and who chose to keep going anyway. You’ll never need to ask if he has your back. You’ll just know.

James Bond

Your partner will arrive perfectly dressed, perfectly briefed, and with a cover story so convincing it’ll take you a moment to remember what’s actually true. James Bond is the most professionally dangerous person in any room he enters — and the most disarmingly charming, which is the point. He operates in a world of layers, where nothing is what it appears and every advantage is used without apology. You’ll never be bored. You’ll occasionally be furious. But when it matters — when the mission is genuinely on the line and the margin for error has collapsed to nothing — Bond is exactly the partner you want. He has survived things that have no business being survivable. He does it with style. That is not nothing.

Indiana Jones

Your partner will know the history, the language, the cultural context, and exactly why the thing everyone else is ignoring is actually the most important thing in the room. Indiana Jones is brilliant, reckless, and occasionally impossible — but he is also one of the most resourceful, most genuinely knowledgeable partners you could find yourself beside. He approaches every situation with a scholar’s eye and a brawler’s instinct, which is an unusual combination and a remarkably effective one. He hates snakes and gets personally attached to objects of historical significance, both of which will slow you down at least once. It doesn’t matter. What Indy brings is irreplaceable — and the adventures you’ll have together will be the kind people write books about. Assuming you survive them.

John McClane

Your partner was not supposed to be here. He does not have the right equipment, the right information, or anything approaching the right odds. He has a sarcastic remark and an absolute refusal to accept that the situation is as bad as it looks. John McClane is the greatest accidental hero in the history of action cinema — a man whose superpower is stubbornness, whose contingency plan is improvisation, and whose capacity to absorb punishment and keep moving would be alarming if it weren’t so useful. He will complain the entire time. He will make it significantly more chaotic than it needed to be. And he will absolutely, unconditionally, without question come through when it counts. Yippee-ki-yay.

Ethan Hunt

Your partner has already run seventeen scenarios by the time you’ve finished reading the briefing, and the plan he’s settled on involves at least two things that should be physically impossible. Ethan Hunt operates at the absolute edge of human capability — technically, physically, and intellectually — and he brings the same relentless precision to protecting his partners that he brings to dismantling organisations that shouldn’t exist. He is not easy to know and he will never fully tell you everything. But he will carry the weight of the mission so completely, so absolutely, that your job is simply to trust him — and the remarkable thing is that trusting him always turns out to be the right call. The mission will be impossible. He will complete it anyway.

‘Stuart Fails to Save the Universe’ Is a Major Switch-Up for the Franchise

The cast of Stuart Fails to Save the Universe gathered in an office with a device
The cast of Stuart Fails to Save the Universe gathered in an office with a device
Image via HBO Max

Fans of The Big Bang Theory know that Stuart Fails to Save the Universe is not the first spin-off series from the beloved CBS show. Previously, the network took a deep dive into Sheldon’s upbringing with Young Sheldon, a series starring Iain Armitage that premiered in 2017 and ran for seven seasons until the finale in 2024. From that series, CBS pulled off another spin-off hit show, Georgie & Mandy’s First Marriage, which follows Sheldon’s older brother Georgie (Montana Jordan) and his wife Mandy (Emily Osment). The series, which premiered in 2024, is currently in production for Season 3.

Sheldon Cooper from The Big Bang Theory

The 20 Funniest ‘The Big Bang Theory’ Episodes, Ranked

After twelve seasons, The Big Bang Theory has provided so many hilarious episodes, and these are the best.

So, while The Big Bang Theory has continued to expand its world even before the finale in 2019, Stuart Fails to Save the Universe marks a major shift for the franchise. While previous spin-offs have been nostalgic prequels, Stuart Fails to Save the Universe will look to the future, radically transforming familiar characters into multiverse sci-fi figures while also reinventing returning fan favorites in bizarre new ways. By taking minor character Stuart and making him the unlikely hero who’s tasked with saving the world (in multiple timelines), the series will certainly be The Big Bang Theory‘s most daring, out-of-the-box iteration yet. Plus, by changing the genre and its structure altogether, Stuart Fails to Save the Universe will be less formulaic than the previous shows, and deliver an entirely new tone, rhythm, and story.

With all that said, while every spin-off show is a gamble, The Big Bang Theory has continued to serve as plenty of inspiration on TV ever since its premiere. With two spin-off shows under its belt, Stuart Fails to Save the Universe will likely continue to draw in fans from the original series, all while giving the franchise a new, sci-fi edge that not even longtime viewers could’ve expected.

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