Kaley Christine cuoco keli kwoko kaylee kwohkoh; born November 30, 19851 is an American film and television actress. She first came to attention for her role as Bridget Hennessy on the Emmy Awardwinning sitcom 8 Simple Rules 20022005. She later starred as Billie Jenkins on the final season of the supernatural drama series Charmed 20052006. She has gained international acclaim and recognition for her current role as Penny on the Emmy and Golden Globe awardwinning comedy series The big bang Theory 2007present,1 which became the highest rated comedy on US television among adults 1849 for the 200910 season.2Cuoco39;s success within the television industry has launched her film career leading to appearances in films such as Lucky 13 2005, The Penthouse 2010, Hop 2011, and The Last Ride 2011.