There are seven main characters on the beloved CBS sitcom "The Big Bang Theory" — so who's the worst, and who's the best?

"The Big Bang Theory" was not gifted with a complex overarching plot, but it definitely had storylines that carried over from one episode to another. Its tales underlined each character's personal ...

The bond between Penny and Sheldon in The Big Bang Theory goes beyond friendship and becomes an integral part of the show's ...

Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Few sitcoms are as successful as The Big Bang Theory. Running for 12 seasons on CBS, it follows ...

To underscore those rare instances when he succumbs to his humorous side, Sheldon will punctuate his jokes and pranks with the triumphant exclamation “Bazinga!” after (sometimes long after) his jokes ...

Sheldon (Jim Parsons) and Penny (Kaley Cuoco) standing in the doorway of the apartment while Penny looks confused in The Big Bang Theory Image via CBS In the beginning was the Big Bang, followed by ...

Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook The Big Bang Theory was never short on scientific expertise, nerdy references, and an encyclopedic ...

Now that the character is regarded as one of his career-defining roles, it's hard to imagine anyone other than Jim Parsons playing Sheldon Cooper on "The Big Bang Theory." After all, the actor ...

Jeffrey Speicher is a Senior Features Writer and List Writer for Collider. He is a screenwriter for film and television, with a passion for science fiction and psychological drama. He lives in Dallas, ...