The Big Bang Theory fans showed their love for the show with their reactions to this season 1 moment featuring Penny (Kaley ...

When Chuck Lorre and Bill Prady were coming up with that idea that would become the long-running sitcom The Big Bang Theory, ...

Do you remember that Leonard Hofstadter loved Superman, Dell computers and that he'd never celebrated his birthday? The Big Bang Theory remains one of the longest-running sitcoms in history.

Leonard Leakey Hofstadter. Yes, he’s insecure, we get it… (Picture: CBS) The rest of the characters have gone through some form of growth since the first episode zapped onto our screens ...

When The Big Bang Theory first introduced Leonard Hofstadter and Penny, few could have predicted that their unlikely relationship would become one of the series' greatest things.

If you look closely, though, the writers revealed Leonard Hofstadter’s IQ in a subtly way early on, and let’s say he’s almost as smart as Sheldon. While fans largely think of Sheldon as the ...

Life turns upside down for Leonard Hofstadter when a girl named Penny moves across the hall from him and Sheldon. Soon, Leonard falls madly in love with this beautiful wannabe actor. Though he ...

The Big Bang Theory's Johnny Galecki, who plays Leonard Hofstadter on the show, sat down with myTV38. Q: Who do you think watches the show? Q: Why do you think viewers like the show so much?

The series followed best friends, roommates and physicists Sheldon Cooper (Jim Parsons), Leonard Hofstadter (Galecki) and Howard Wolowitz (Simon Helberg). Galecki’s Leonard married Cuoco’s ...

Oh, Leonard Hofstadter. In his world full of nerds, geeks, scientists and straight up weirdos, this lovable man tries to be the voice of reason. Quite often, to no avail. On the surface ...

CBS Photo Archive / CBS via Getty Images As far as most people are aware, the first episode of the series introduces main characters Sheldon Cooper (Jim Parsons), Leonard Hofstadter (Johnny ...