Alyson Lee Hannigan (born March 24, 1974) is an American actress and television presenter. She is best known for her roles as Willow Rosenberg in the television series Buffy the Vampire Slayer (1997–2003), as Lily Aldrin in the sitcom How I Met Your Mother (2005–2014) for which she won a People's Choice Award in 2009, and as Michelle Flaherty in the American Pie film series (1999–2012). Since 2016, Hannigan has hosted the television show Penn & Teller: Fool Us. She also provides the voice of Claire Clancy in the Disney Junior animated series Fancy Nancy (2018–present).
27 movies · 53 shows
Solo Mio
2026·7.5
Office Race
2023·5.0
Flora & Ulysses
2021·6.5
Abducted: The Mary Stauffer Story
2019·6.5
You Might Be the Killer
2019·5.8
Kim Possible
2019·5.5
Man of the House
2018·0.0
Do You Take This Man
2017·4.6
American Reunion
2012·6.3
More Business of Being Born
2011·0.0
Love, Wedding, Marriage
2011·5.2
Farce of the Penguins
2006·4.2
Date Movie
2006·4.3
American Pie: Revealed
2004·6.0
American Wedding
2003·6.2
Beyond the City Limits
2001·4.7
American Pie 2
2001·6.3
Playboy Mansion Parties Uncensored
2001·6.1
Boys and Girls
2000·6.0
Hayley Wagner, Star
1999·5.0
American Pie
1999·6.6
Dead Man on Campus
1998·5.5
For My Daughter's Honor
1996·5.3
A Case for Life
1996·5.3
The Stranger Beside Me
1995·6.9
My Stepmother Is an Alien
1988·5.8
Impure Thoughts
1986·4.0