Jim Parsons, who played the character perfectly ... Next is the charming experimental physicist Leonard Hofstadter, who Johnny Galecki portrays. Leonard is all about brains and kindness.

Amanda Walsh originally played the female lead in The Big Bang Theory before the series was reworked and she was recast. Here ...

Bialik played Amy Farrah Fowler in The Big Bang Theory, alongside Rauch as Bernadette Rostenkowski-Wolowitz, Parsons as Sheldon Cooper, Johnny Galecki as Leonard Hofstadter, Kaley Cuoco as Penny ...

Actor Simon Maxwell Helberg played Howard Wolowitz in the famous American sitcom, “The Big Bang Theory”. Howard Wolowitz is one of the main male characters on the show along with Sheldon Cooper, ...

As of October 2017, the show has been running for 11 seasons, airing more than 200 episodes. The series stars roommates Leonard Hofstadter (played by Johnny Galecki) and Sheldon Cooper (played by Jim ...

The show ran for 12 seasons from 2007 to 2019. It revolves around the lives of four geeky and socially awkward friends- Leonard Hofstadter, Sheldon Cooper, Howard Wolowitz, and Rajesh Koothrapalli ...

He later became a senior theoretical physicist for the school, which is how he met all of his friends, including fellow physicist Leonard Hofstadter (Johnny Galecki), aerospace engineer Howard ...