Alyson Hannigan in a live action TV movie based on the Disney Channel cartoon "Kim Possible". Hannigan married her "Buffy the Vampire Slayer" and "Angel" co-star Alexis Denisof at Two Bunch Palms Resort in Desert Hot Springs, California, on October 11, 2003. The couple live in Encino, Los Angeles with their two daughters. Alyson Hannigan Alyson Lee Hannigan (born March 24, 1974) is an American actress and television presenter. She is best known for her roles as Willow Rosenberg on the television series "Buffy the Vampire Slayer" (1997–2003), Lily Aldrin on the sitcom "How I Met Your Mother" (2005–2014), and Michelle Flaherty
Satsu (Buffy the Vampire Slayer) on Earth. During this time, she is revealed to be working for the United States Armed Forces, and in a relationship with an undisclosed partner. Satsu was one of several original characters invented by series creator Joss Whedon for "Buffy the Vampire Slayer Season Eight", a comic book continuation of "Buffy the Vampire Slayer". Whedon described the concept for Satsu's relationship with Buffy as "evolv[ing] naturally" during the development of "Buffy the Vampire Slayer Season Eight". He viewed the story arc as "an opportunity for drama and character exploration" set up over the course of the comics, which had established