Alyson Hannigan
Known for: Acting
Born: March 24, 1974
Place of birth: Washington, District of Columbia, USA
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).
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Filmography
30 movies · 53 TV shows, newest first
7.5
Solo Mio
2026
NR
Dancing with the Stars Official Podcast
2025
5.0
Office Race
2023
7.8
Doogie Kamealoha, M.D.
2021
NR
Adorableness
2021
6.5
Flora & Ulysses
2021
NR
Outrageous Pumpkins
2020
NR
Girl Scout Cookie Championship
2020
7.0
Outmatched
2020
6.6
Abducted: The Mary Stauffer Story
2019
6.3
The Kelly Clarkson Show
2019
5.8
You Might Be the Killer
2019
6.0
Fancy Nancy: Fancy It Yourself
2019
5.5
Kim Possible
2019
8.0
Fancy Nancy
2018NR
Man of the House
2018
4.6
Do You Take This Man
2017
5.6
The Gong Show
2017
NR
Star Plates
2016
7.0
The $100,000 Pyramid
2016
6.2
Beat Bobby Flay
2013
6.5
Hollywood Game Night
2013
7.2
Sofia the First
2013
6.3
American Reunion
2012
NR
More Business of Being Born
2011
5.2
Love, Wedding, Marriage
2011
7.2
Penn & Teller: Fool Us
2011
4.9
Watch What Happens Live with Andy Cohen
2009
5.7
The Goode Family
2009
4.4
The Bonnie Hunt Show
2008
9.2
Buffy the Animated Series
2008
4.2
Farce of the Penguins
2006
4.7
The Megan Mullally Show
2006
NR
I Love the '70s: Volume 2
2006
4.3
Date Movie
20064.8
The Reichen Show
2005
8.1
How I Met Your Mother
2005
6.1
Dancing with the Stars
2005
7.6
Robot Chicken
2005
7.0
American Dad!
2005
7.8
Veronica Mars
2004
6.0
American Pie: Revealed
2004
5.6
The Ellen DeGeneres Show
2003
6.2
American Wedding
20035.0
Pepsi Smash
2003
NR
Once More, With Feeling
2003
5.3
Jimmy Kimmel Live!
2003
4.7
Beyond the City Limits
2001
6.3
American Pie 2
20016.1
Playboy Mansion Parties Uncensored
2001
6.0
Boys and Girls
2000
7.8
100 Deeds for Eddie McDowd
1999
7.9
Angel
1999
5.0
Hayley Wagner, Star
1999
9.1
Teen Choice Awards
1999
6.6
American Pie
1999
5.3
The Late Late Show with Craig Kilborn
1999
7.0
The Wild Thornberrys
1998
7.9
That '70s Show
1998
5.5
Dead Man on Campus
1998
8.1
Buffy the Vampire Slayer
1997
7.4
King of the Hill
1997
5.3
For My Daughter's Honor
1996
6.4
The Daily Show
19965.2
A Case for Life
1996
7.1
TFI Friday
1996
6.8
The Stranger Beside Me
1995
7.2
Touched by an Angel
1994
7.3
Late Night with Conan O'Brien
1993
6.4
Late Show with David Letterman
1993
7.4
Picket Fences
1992
8.1
MTV Movie & TV Awards
1992
5.4
The Tonight Show with Jay Leno
1992
8.2
The Torkelsons
1991
7.6
Rugrats
1991
8.0
The Simpsons
1989
7.0
Free Spirit
1989
5.8
My Stepmother Is an Alien
1988
6.8
Roseanne
1988
4.0
Impure Thoughts
1986
4.3
Entertainment Tonight
1981NR
Dodie & Cheryl Get Hitched
—
7.0
American Pie: Beneath the Crust Vol. 2
—