Johnny Galecki had appeared in multiple television shows and films before joining the cast of The Big Bang Theory. The ...

In The Big Bang Theory, Sheldon Cooper’s (played by Jim Parsons) admiration for Star Trek especially Mr. Spock (played by Leonard Nimoy) is an established fact.

The Big Bang Theory’s Sheldon Cooper and Leonard Hofstadter — two of the most iconic characters on television — were not named randomly. Instead, they were actually paying tribute to an acting legend.

The Big Bang Theory has many great characters, but one of the most recognizable nearly had a totally different main character ...

From the pilot episode to the final, The Big Bang Theory has been about Leonard and Penny's relationship. From their multiple ...

In an episode of The Official Big Bang Theory Podcast that premiered on Monday, May 12, Nayyar, 44, told host Jessica Radloff ...

The Middle Earth Paradigm also features the first time Leonard Hofstadter kisses his new neighbor Penny. The crux takes place inside Penny's place, where Leonard and his friends are invited for a ...

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 ...

The 50-year-old actor starred as the experimental physicist and love interest to Leonard Hofstadter (Johnny Galecki) from 2007 to 2010, and was downgraded from main to recurring cast in 2009.

applied physicist Leonard Hofstadter, astrophysicist Rajesh Koothrappali, and engineer Howard Wolowitz. Penny, a young aspiring actress who works as a waitress at the Cheescake Factory ...