Johnny Galecki and Simon Helberg had a yearly tradition at San Diego Comic-Con that caused their bosses plenty of stress.

The Big Bang Theory star Johnny Galecki got to play a bad guy in the rather terrible horror sequel Rings, released in 2017.

Johnny Galecki rejected the offer for The Big Bang Theory five times before eventually accepting the role of Leonard.

About ‘The Big Bang Theory’ reunion between Johnny Galecki and Kaley Cuoco. Both stars shared the 60-second ad to their Instagram, writing their own sweet messages about their reunion.

Max is officially changing back to HBO Max, and with that change it looks the first priority was to put in a series order for ...

Johnny Galecki and Kaley Cuoco attend the 24th and final “A Night at Sardi’s” to benefit the Alzheimer’s Association at The Beverly Hilton Hotel on March 9, 2016. Getty Images.

“The Big Bang Theory” may have ended, but it lives on in the form of several spinoffs. Given the success of prequels “Young ...

The Big Bang Theory fans are set to be reintroduced to some characters in the upcoming spin-off Stuart Fails to Save the ...

While watching The Big Bang Theory, there's a good chance you've caught yourself wondering: Were those laughs in the ...

The Big Bang Theory' fans react to the news that a spinoff show called 'Stuart Fails to Save the Universe' starring Kevin ...

A new "Big Bang Theory" spinoff series is in the works at HBO Max following the success of previous offshoots "Young Sheldon" ...

Johnny Galecki is a dad!. The "Big Bang Theory" star, 44, announced the birth of his son with girlfriend Alaina Meyer on Instagram Wednesday by way of a sweet picture of the baby's tiny hands ...