the original cast of the big bang theory
Jim Parsons as Sheldon Cooper Kunal Nayyar as Rajesh Koothrappali Simon Helberg as Howard Wolowitz Kaley Cuoco as Penny Johnny Galecki as Leonard Hofstadter
title: The Big Bang Theory text: The Big Bang Theory The Big Bang Theory is an American television sitcom created by Chuck Lorre and Bill Prady, both of whom serve as executive producers on the series, along with Steven Molaro. All three also serve as head writers. The show premiered on CBS on September 24, 2007. The twelfth and final season which will run through 2018–19 premiered on September 24, 2018, consisting of 24 episodes. The show originally centered on five characters living in Pasadena, California: Leonard Hofstadter and Sheldon Cooper, both physicists at Caltech, who share an apartment; Penny, a waitress and aspiring actress who title: The Big Bang Theory text: nominations. Parsons also won the Golden Globe for Best Actor in a Television Comedy Series in 2011. The series has so far won 56 awards from 216 nominations. It has also spawned a prequel series in 2017 based on Parsons' character, Sheldon Cooper, named "Young Sheldon", which originally aired on CBS. The show's pilot episode premiered on September 24, 2007. This was the second pilot produced for the show. A different pilot was produced for the 2006–07 television season but never aired. The structure of the original unaired pilot was substantially different from the series' current form. The only characters title: The Big Bang Theory text: and they invite her to share their apartment. Gilda is threatened by Katie's presence. Test audiences reacted negatively to Katie, but they liked Sheldon and Leonard. The original pilot used Thomas Dolby's hit "She Blinded Me with Science" as its theme song. Although the original pilot was not picked up, its creators were given an opportunity to retool it and produce a second pilot. They brought in the remaining cast and retooled the show to its final format. Katie was replaced by Penny (Kaley Cuoco). The original unaired pilot never has officially been released, but it has circulated on the title: The Big Bang Theory text: lives across the hall; and Leonard and Sheldon's similarly geeky and socially awkward friends and co-workers, aerospace engineer Howard Wolowitz and astrophysicist Raj Koothrappali. Over time, supporting characters have been promoted to starring roles including: physicist Leslie Winkle, neuroscientist Amy Farrah Fowler, microbiologist Bernadette Rostenkowski, and Stuart Bloom, the cash-strapped owner of the comic book store the characters often visit. The show is filmed in front of a live audience and is produced by Warner Bros. Television and Chuck Lorre Productions. "The Big Bang Theory" received mixed reviews from critics throughout its first season, but reception was more favorable in title: The Big Bang Theory (season 1) text: Leonard finally go out in the season finale. It is so far the only season not to feature John Ross Bowie as the recurring character Barry Kripke and Kevin Sussman as Stuart Bloom. The program's initial pilot, developed for the 2006/07 television season, was substantially different from its current form. Only Johnny Galecki and Jim Parsons were in the cast, and their across-the-hall neighbor Katie was envisioned as "a street-hardened, tough-as-nails woman with a vulnerable interior". Katie was played by actress Amanda Walsh. They also had a female friend called Gilda (played by Iris Bahr). The program's original theme music