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Biography
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).
Personal Info
Known For
Acting
Birthday
March 24, 1974
Age
52 years old
Place of Birth
Washington, District of Columbia, USA
Popularity Score
2.9
Filmography
Solo Mio
Meghan
2026Movie
Dancing with the Stars Official Podcast
Self
2025TV
Office Race
Pat
2023Movie
Flora & Ulysses
Phyllis
2021Movie
Adorableness
Self
2021TV
Doogie Kamealoha, M.D.
Dawn
2021TV
Girl Scout Cookie Championship
Self - Host
2020TV
Outmatched
Beth
2020TV
Outrageous Pumpkins
Self - Host
2020TV
Kim Possible
Dr. Ann Possible
2019Movie
You Might Be the Killer
Chuck
2019Movie
Abducted: The Mary Stauffer Story
Mary Stauffer
2019Movie
The Kelly Clarkson Show
Self
2019TV
Fancy Nancy: Fancy It Yourself
Nancy
2019TV
Man of the House
Jessie
2018Movie
Fancy Nancy
Claire Clancy (voice)
2018TV
Do You Take This Man
Rachael
2017Movie
The Gong Show
Self - Judge
2017TV
Star Plates
2016TV
The $100,000 Pyramid
Self
2016TV
Sofia the First
(voice)
2013TV
Hollywood Game Night
Self
2013TV
Beat Bobby Flay
Self
2013TV
American Reunion
Michelle Levenstein
2012Movie
Love, Wedding, Marriage
Courtney
2011Movie
More Business of Being Born
Self [Part 2,3]
2011Movie
Penn & Teller: Fool Us
Self - Host
2011TV
Penn & Teller: Fool Us
Producer
2011TV
The Goode Family
2009TV
Watch What Happens Live with Andy Cohen
Self - Guest
2009TV
Buffy the Animated Series
Willow Rosenberg
2008TV
The Bonnie Hunt Show
Self
2008TV
Date Movie
Julia Jones
2006Movie
Farce of the Penguins
Hottie Penguin (voice)
2006Movie
I Love the '70s: Volume 2
Self
2006TV
The Megan Mullally Show
Self - Guest
2006TV
How I Met Your Mother
Lily Aldrin
2005TV
American Dad!
Lexie (voice)
2005TV
Dancing with the Stars
Self - Contestant
2005TV
The Reichen Show
Self
2005TV
Robot Chicken
Steelheart (voice)
2005TV
American Pie: Revealed
Self
2004Movie
Veronica Mars
Trina Echolls
2004TV
American Pie: Revealed
Thanks
2004Movie
American Wedding
Michelle Flaherty
2003Movie
The Ellen DeGeneres Show
Self
2003TV
Pepsi Smash
Self - Host
2003TV
Jimmy Kimmel Live!
Self - Guest
2003TV
American Pie 2
Michelle Flaherty
2001Movie
Beyond the City Limits
Lexi
2001Movie
Playboy Mansion Parties Uncensored
Self
2001Movie
Boys and Girls
Betty
2000Movie
American Pie
Michelle Flaherty
1999Movie
Hayley Wagner, Star
Jenna Jakes
1999Movie
Angel
Willow Rosenberg
1999TV
100 Deeds for Eddie McDowd
1999TV
The Late Late Show with Craig Kilborn
Self - Guest
1999TV
Teen Choice Awards
Self
1999TV
Dead Man on Campus
Lucy
1998Movie
That '70s Show
Suzy Simpson
1998TV
The Wild Thornberrys
Gerda (voice)
1998TV
Buffy the Vampire Slayer
Willow Rosenberg
1997TV
King of the Hill
Stacey Gibson (voice)
1997TV
For My Daughter's Honor
Kelly
1996Movie
A Case for Life
Iris
1996Movie
The Daily Show
Self - Guest
1996TV
TFI Friday
1996TV
The Stranger Beside Me
Dana
1995Movie
Touched by an Angel
Cassie Peters
1994TV
Late Night with Conan O'Brien
Self - Guest
1993TV
Late Show with David Letterman
Self - Guest
1993TV
The Tonight Show with Jay Leno
1992TV
MTV Movie & TV Awards
Self - Presenter
1992TV
Picket Fences
Peggy Patterson
1992TV
The Torkelsons
Samantha
1991TV
Rugrats
Cynthia P.I. (voice)
1991TV
The Simpsons
Melody Juniper (voice)
1989TV
Free Spirit
Jessie Harper
1989TV
My Stepmother Is an Alien
Jessie Mills
1988Movie
Roseanne
1988TV
Impure Thoughts
Patty Stubbs
1986Movie
Entertainment Tonight
Self
1981TV
Dodie & Cheryl Get Hitched
Cheryl Crum
—Movie
American Pie: Beneath the Crust Vol. 2
Self
—Movie