The Big Bang Theory's unaired pilot didn't include Penny, but the show's original female lead wasn't exactly a good fit, prompting the change.

Despite Penny’s career arc taking center stage in The Big Bang Theory season 7, it was never really the focus in and of ...

Kaley Cuoco almost wasn't Penny on "The Big Bang Theory." Oscar-winning actress Marisa Tomei was just one of the well-know actresses who auditioned to play the part. It was a role that evolved ...

Let's talk about how Kaley Cuoco became the "secret sauce" for The Big Bang Theory after the OG Penny actress fizzled out.

Three surprising actresses were vying for the role of Penny over Kaley Cuoco in The Big Bang Theory.

A new oral history of The Big Bang Theory reveals more teen queens in contention for the role of bubbly Cheesecake Factory waitress Penny (eventually played by Kaley Cuoco) — including one who ...

In her upcoming oral history about the hit sitcom, author Jessica Radloff reveals the many actresses who nearly played Penny before Kaley Cuoco won the role.