Millions loved Sheldon Cooper, but Jim Parsons says no amount of money could make him go back to 'The Big Bang Theory'

For millions of television fans, Jim Parsons will always be Sheldon Cooper, the brilliant but socially awkward physicist whose "Bazinga!" became part of pop culture. The Big Bang Theory made Parsons one of the biggest stars on television, but the actor now says the years behind that success were far more difficult than many imagined. Looking back, he says he would never want to relive that period of his life, no matter how much money was offered.

The 53-year-old actor opened up about his experience during an appearance on the All Out with Jon Dean podcast, where he reflected on the pressure that came with leading one of television's biggest sitcoms.

Speaking about the show's peak years, Parsons admitted that even while his career was reaching new heights, he was struggling personally.


“I look back now and realise that there were many ways, at some of the best moments of my life, I was miserable. I was not happy. I was stressed. I felt that there were so many plates I was supposed to be keeping in the air, and that the success and the good things of life that were happening were only due to this overworking... discipline and whatever. Maybe to a degree that was true. I don’t know. I can’t say because that’s how I was.”

He said he believed everything good in his life depended on constantly pushing himself, a mindset that eventually took a toll on him.

Despite the awards and recognition that followed his performance as Sheldon Cooper, Parsons said the personal cost was simply too high.

“I wouldn’t do that again and for any amount of money ... it was stressful and miserable at times. I made myself miserable,” he said.

When podcast host Jon Dean asked whether that was largely because of his work ethic, Parsons replied that it was only part of the reason, adding that it was “really just obsessive behaviour basically”.

Sheldon Cooper is still a part of his life

Although The Big Bang Theory ended in 2019, Parsons said the character continues to stay with him. At the same time, he feels his relationship with Sheldon has changed over the years.

“The role is not going away,” he said, adding that since the sitcom ended, he has been “changing my relationship to it.”

In another interview with Entertainment Weekly in 2019, Parsons explained why he decided it was time to move on despite the show's continued popularity.

“It’s both as complex and as simple as just feeling innately that it was time,” he said.

“There is no negative reason to stop doing Big Bang. It felt like we have been able to do this for so many years now, it doesn’t feel like there is anything left on the table. Not that we couldn’t keep doing it.”

He also reflected on entering a new phase of life, saying, “I guess at a personal level, it feels like the right time in my life. It’s not like there is something specific I am aiming for. I’m firmly in my middle age now. I don’t know how much longer I can wear (the T-shirts) without looking really long in the tooth. In a way, it’s exciting. What is this next chapter of life? What is this next chapter for all of us?”

A sitcom that became a global hit

Created by Chuck Lorre and Bill Prady, The Big Bang Theory aired from 2007 to 2019, running for 12 seasons and 279 episodes. The series followed Sheldon Cooper, Leonard Hofstadter, Penny, Howard Wolowitz and Raj Koothrappali, later joined by Bernadette and Amy, and grew into one of television's most successful sitcoms.

Parsons won four Primetime Emmy Awards for Outstanding Lead Actor in a Comedy Series and a Golden Globe for playing Sheldon. He later returned to the franchise as the narrator of Young Sheldon and also appeared on screen in its 2024 series finale.

The franchise has since expanded further with Georgie & Mandy's First Marriage, while another spin-off, Stuart Fails to Save the Universe, is scheduled to premiere on HBO Max on July 23, 2026.