Leonard Hofstadter was never the flashiest guy in the room but he still managed to rattle Penny more than once in The Big Bang Theory.

The Big Bang Theory is not just one of the longest-running TV comedies in US television history—it’s a pop-culture phenomenon ...

In the 17th episode of the debut season of "The Big Bang Theory," something huge happens: Leonard Hofstadter (Johnny Galecki) ...

In season 1 of The Big Bang Theory, Leonard was introduced as a hapless genius who was a doormat overall. He let his roommate, Sheldon Cooper, completely control his life, and he was at the ...

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 ...

Sheldon Cooper (Jim Parsons), Leonard Hofstadter (Johnny Galecki), Howard Wolowitz (Simon Helberg), and Raj Koothrappali (Kunal Nayyar) form the core friend group with Kaley Cuoco's Penny ...

Leonard Hofstadter finds himself for most of The Big Bang Theory having to give in to Sheldon's demands. From the time he gets to use the bathroom to what temperature the thermostat is set ...

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 ...

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 ...