Elizabeth Anne Allen (born November 18, 1979, in New York) is an American former actress. She is best known for her recurring role as the witch Amy Madison on the television series Buffy the Vampire Slayer.
Allen began working professionally as an actress in the early 1990s and has worked in guest and recurring roles on various television series, including Doogie Howser, M.D. and Silk Stalkings. She also had a recurring role in the T.V. series Bull, playing the character Pam Boyd. Her film credits have included roles in Timemaster (1995), Illegal in Blue (1995), and the controversial Silent Lies (1996).
Allen won the recurring role of Amy Madison on Buffy the Vampire Slayer for the season one episode "Witch". She returned in the second season's "Bewitched, Bothered and Bewildered", the season three episode "Gingerbread", and season four's "Something Blue", in a brief, non-speaking cameo. She returned for a three-episode guest arc in the season six episodes "Smashed", "Wrecked", and "Doublemeat Palace". She made her final appearance on Buffy in the season seven episode "The Killer in Me".
Her last credited acting role was in the 2007 episode Making Amends of the television series Close to Home.
Allen has stated that her family later moved to Ireland, which she found difficult due to the distance. She mentioned missing her younger brother, who was three years old at the time of the interview. Allen studied psychology at Russell Sage College and has said it helped her understand characters better. She also mentioned enjoying charity work, especially organizing events for children, and expressed an interest in play therapy.