HBO releases Stuart Fails to Save the Universe on July 23, 2026, a spinoff centered on Stuart Bloom from The Big Bang Theory. The comedy follows the comic book store owner attempting to prevent the destruction of all life.

Stuart is a supporting character from The Big Bang Theory who owned a comic book store where the main characters frequently gathered. The spinoff gives him center stage for the first time, a logical extension of his character in the original series.

The Big Bang Theory Universe

The Big Bang Theory was one of CBS’s longest-running comedies. Its universe continues through Young Sheldon on CBS and now spinoffs on HBO. The franchise demonstrates strong audience loyalty. Fans who loved the original show are likely to sample spinoffs featuring familiar characters.

Young Sheldon was successful, establishing that prequels and spinoffs can work in the TBBT universe. Stuart Fails to Save the Universe takes a different approach, focusing on a side character rather than a younger version of a main character.

Comedy Premise

The title suggests absurdist comedy. Stuart attempting to save the universe from destruction is ridiculous given his character as the nervous, unlucky comic book store owner from the original series. The show likely leans into this contradiction for humor.

Spinoffs work when they either expand character depth or change the context in which we see characters. Stuart’s show apparently does the latter, placing him in high-stakes situations that contrast with his mundane comic book store life.

Kevin Sussman and The Cast

Kevin Sussman played Stuart in The Big Bang Theory for twelve seasons. Giving him a leading role in a spinoff rewards both the actor and fans who appreciated the character. The supporting cast will be crucial to the show’s success.

HBO’s comedy has shifted in recent years. Shows like Barry and Succession were dramatic comedies. Stuart Fails to Save the Universe appears to be pure comedy, a format HBO has been investing in more.

Stuart Fails to Save the Universe premieres on HBO July 23, 2026.