Kathleen Chalfant is an American actress. She is best known for Perfect Stranger, Kinsey, The Laramie Project, and Junior. Other film credits include Isn't It Delicious?, Duplicity, The People Speak, Operation Lysistrata, Lover Other, 2BPerfectlyHonest, The Bath, In Bed With Ulysses, Lillian, Lackawanna Blues, The Last New Yorker, Second Guessing Grandma, Dark Water, Kinsey, and Bob Roberts.
Broadway credits include her debut as Helga in M. Butterfly (Eugene O'Neill Theatre); Heather Espy in Racing Demon (Vivian Beaumont Theatre); Prelapsarianov/Hannah Pitt/Henry/Ethel Rosenberg/Council of Principalities/Rabbi Chemelwitz in Angels in America: Perestroika and Rabbi Chemelwitz/Henry/Hannah Pitt/Ethel Rosenberg in Angels in America: Millennium Approaches (Walter Kerr Theatre). Other theatre credits include her OBIE Award-winning role as in Talking Heads (Minetta Lane Theatre); her Ovation Award-winning role as Rose Afratian in Red Dog Howls (N.Y. Theatre Workshop); and her OBIE/Lucille Lortel/Drama Desk Award-winning role as Vivian Bearing in Wit (MCC Theater).