Hennessy was a regular on the series LUCK starring Dustin Hoffman, as well as the international series JO opposite Jean Reno. She is best known for her starring roles on LAW & ORDER and CROSSING JORDAN, which earned her a People’s Choice Award nomination. She won a Golden Satellite Award for her work in NUREMBERG with Brian Cox and Alec Baldwin. Hennessy is featured in the film CRYPTO starring Luke Hemsworth and Kurt Russell and STANDING UP, FALLING DOWN with Billy Crystal. Hennessy’s other film credits include LYMELIFE with Alec Baldwin, ROADIE with Bobby Cannavale and Ron Eldard, SMALL TOWN MURDER SONGS with Peter Stormare, CHUTNEY POPCORN, THE PAPER by Ron Howard with Robert Duvall, WILD HOGS with John Travolta and Tim Allen, I SHOT ANDY WARHOL with Lili Taylor and EXIT WOUNDS with Steven Seagal. She also played Buddy Holly’s wife, Maria-Elena, in the Broadway production of THE BUDDY HOLLY STORY.