Follow us on Google News
Get the latest updates directly in your Google News feed
Kevin Sussman is well known for his portrayal of the beleaguered comic book store owner, Stuart Bloom, trying to fit into the central group of nerds in the CBS sitcom. However, his character could have easily faded into the background, if it wasn’t for the actor’s spontaneous improvisation.

Sassman later revealed the pivotal moment in Season 3, during which an ad-lib turned out to be so impactful that it transformed Stuart from a background character into a recurring fan favorite.
Kevin Sussman’s Improvised Scene Deepened Stuart’s Role onThe Big Bang Theory
After being introduced in Season 2, Stuart goes on two dates with Penny, before learning about her true feelings for Leonard. However, despite that, his feelings for Penny lingered and surfaced unexpectedly in Season 3.
In episode 7 of Season 3,The Guitarist Amplification,Penny (Kaley Cuoco) and Leonard (Johnny Galecki) come to the comic book store looking for Sheldon after he leaves to escape their argument.

Following a brief interaction with her, as Penny and Leonard approach Sheldon, Stuart mutters,“I love you,”despite knowing that she and Leonard are together. The dialogue was not originally in the script and was an improvisation by Kevin Sussman, who portrayed Stuart.
However, despite the show’s strict adherence to the script, the makers kept the moment in the show as the scene helped establish his character further in the sitcom.

“It was a little disgusting”: While Kaley Cuoco and Jim Parsons Made Millions, One Actor from The Big Bang Theory Was Paid Peanuts After Being Forced to Film a Horrifying Scene in the Show
The actor also reflected on the same, saying that from that point on he was called back more frequently. He also noted that his character began to show signs of regression. Stuart’s storyline slowly shifted to depict his growing depression, financial difficulties, and health issues over time.
Kevin Sussman’s Legendary Ad-Lib Transformed His Trajectory inThe Big Bang Theory
Speaking at theRoster Con, actor Kevin Sussman reflected on the moment that changed his trajectory in the CBS sitcomThe Big Bang Theoryas Stuart Bloom.
Talking about the improvised scene,The Big Bang Theoryactor explained that it led the show’s creators to explore a deeper, more desperate side of Stuart.

He stated that despite being introduced as a relatively normal character, his unrequited love for Penny along with subsequent issues in his life became more pronounced in showcasing his emotional regression over time.
From that point on is when they sort of caught on to this whole Stuart vibe, where Stuart sort of regresses. Because he started as a normal person, and then he gets more and more desperate in his undying love of Penny.

The Big Bang Theory Completely Rewrote a Character to be Even More Insecure and Awkward after the Actor Tried Quietly Slipping in an “I love you” to Kaley Cuoco in One Scene
Despite these challenges, by the series finale, Stuart finds love with Denise, a fellow comic book enthusiast and artist, and ultimately moves in with her, bringing a positive resolution to his character arc.
The Big Bang Theoryis available to watch on Max.
Laxmi Rajput
Senior Writer
Articles Published :3448
Laxmi Rajput is a Senior Writer at FandomWire, with over 3,300 articles published covering film, TV, and pop culture. With a degree in Broadcast Journalism and over three years of experience in content writing, she pivoted to entertainment journalism because let’s be honest, superheroes, sitcoms, and Netflix binges are way more fun. Laxmi frequently covers Marvel, Harry Potter, Star Wars, and popular TV shows, offering both fan-first enthusiasm and thoughtful analysis. Her work often dives into Marvel theories, revisits the genius of The Big Bang Theory, or unpacks the Netflix phenomenon of Stranger Things.