Kaley Cuoco

Known for

Stuart Fails to Save the Universe

Harley Quinn

Young Sheldon

The Big Bang Theory

Prison Break

Curb Your Enthusiasm

Biography

Kaley Cuoco is an American film and television actress and singer. She is best known for her roles as Bridget Hennessy on the sitcom 8 Simple Rules, Billie Jenkins on the supernatural drama Charmed, and Penny on the sitcom The Big Bang Theory.