Hailing from Edmonton, Canada, Hennessy began her acting career in Toronto appearing in the feature film “Dead Ringers.” She studied improvisational comedy with the famed Second City and also worked with a Toronto-based improve comedy troupe before landing a role in the Broadway-bound production of “The Buddy Holly Story.” Once in New York, Hennessy starred in Ron Howard’s feature film “The Paper,” and her additional film credits include “I Shot Andy Warhol,” “Chutney Popcorn,” “Most Wanted,” “A Smile Like Yours,” “Dead Broke,” “Row Your Boat,” “The Florentine,” “Two Ninas,” “Molly,” “Komodo,” “Autumn in New York” and the box-office hit “Exit Wounds.” She also performed in “The Acting Class,” on which she also served as writer and co-director. Hennessy will also soon be seen in the Robert Redford/Sundance Lab project, “Love in the Time of Money,” which is scheduled to be released in Fall 2002.

Prior to the success of “Crossing Jordan,” television audiences knew Hennessy from the years (1993-96) she spent playing the role of assistant district attorney Claire Kincaid on the Emmy-winning NBC drama series “Law & Order.” She returned to NBC by starring as First Lady Jacqueline Kennedy in the miniseries “Jackie, Ethel, Joan: Women of Camelot.” For her work on “Crossing Jordan” last season, Hennessy received a People’s Choice Award nomination for Best Actress in a Drama Series. (Crossing Jordan Bio ....)

Filmography
Love In the Time of Money (2002) .... Ellen
"Crossing Jordan" (2001) TV Series .... Dr. Jordan Cavanaugh
Exit Wounds (2001) .... Annette Mulcahy
Acting Class, The (2000) .... Amanda Smythe/Jill/Anonymous
Paper, The (1994) .... Deanne White
RoboCop 3 (1993) .... Dr. Marie Lazarus
"Law & Order" (1990) TV Series .... ADA Claire Kincaid (1993-1996)
Dead Ringers (1988) (as Jillian Hennessy) .... Mimsy

Articles & Interviews
Extra "Jill Hennessy"
Steppin' Out "Jill Hennessy Finds Hollywood's Pot Of Gold " March 13, 2002