Kaley Christine Cuoco (born November 30, 1985) is an American actress. She is known for starring as Bridget Hennessy on the ABC sitcom 8 Simple Rules (2002–2005), Penny on the CBS sitcom The Big Bang Theory (2007–2019) and as the title character in the HBO Max comedic thriller The Flight Attendant (2020–2022).The latter earned her nominations for Primetime Emmy Awards and Golden Globe Awards.