As Leonard, Johnny Galecki helped anchor The Big Bang Theory for 12 seasons, but one of the show's recurring actors also tried out for the iconic role.

Johnny Galecki, former star of the popular TV series “The Big Bang Theory,” has kept some big news quiet: he is a newlywed and has a new baby girl. Galecki, who has kept a low public profile, ...

Kaley Cuoco and Johnny Galecki's chemistry was so off the charts during "The Big Bang Theory" that they took their on-screen romance into the real world. The pair respectively played Penny, the ...

Johnny Galecki had a long, established acting career behind him when he joined "The Big Bang Theory." He got his start as a child actor, and the role he took on just before he became a household name ...

Kaley Cuoco and Johnny Galecki’s reunion created a big bang online. The actors appear in an ad for the video game Royal Kingdom together, six years after the finale of their CBS sitcom “The Big Bang ...

The female lead of The Big Bang Theory was not always Penny, and early test reactions forced a major creative rethink that ...