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.

While "The Big Bang Theory" has a now-iconic cast of sitcom characters, one scrapped character would have changed the ...

Add Yahoo as a preferred source to see more of our stories on Google. Johnny Galecki's Leonard Hofstadter wearing a hoodie and yellow shirt on The Big Bang Theory - CBS We may receive a commission on ...

Penny talking to Leonard and Raj from her front door on The Big Bang Theory. - CBS Fans around the world know Kaley Cuoco as Penny on "The Big Bang Theory," a role that's currently the defining work ...