Bianca Maria Kajlich (born March 26, 1977 in Seattle, Washington) is an American actress. She has appeared in the films Bring It On and Halloween: Resurrection. She has also had recurring roles in the television series Boston Public, as Lisa Grier, and Dawson's Creek, as Natasha Kelly. She also plays the lead female role in the television series Rock Me Baby. Her fiance' is American soccer player Landon Donovan.