The Big Bang Theory
2007
Jodi Lyn O'Keefe is an American actress, model, and fashion designer. She came to prominence as Cassidy Bridges on the television series Nash Bridges (1996–2001) and played Gretchen Morgan on Prison Break (2007–2009), Jo Laughlin on The Vampire Diaries (2014–2017), and Lionel Davenport on Hit the Floor (2014–2018). Her film credits include Halloween H20 (1998) and She's All That (1999). Wikipedia