In The Big Bang Theory, fans got to know Leonard, the best friend and roommate of Sheldon. The character, played by Johnny Galecki, was one of the most significant in the show as ...

Johnny Galecki starred in "The Big Bang Theory" for over a decade. While many of his costars continued acting after the ...

The sitcom wrapped up in 2019 with a well-received series finale that saw Sheldon (Jim Parsons) and Amy (Mayim Bialik ... That's the episode where Leonard (Johnny Galecki), Howard (Simon Helberg ...

American sitcom The Big Bang Theory centers around friends Leonard Hofstadter (Johnny Galecki), Sheldon ... Supporting characters Amy Farrah Fowler (Mayim Bialik), Bernadette Rostenkowski (Melissa ...