Alyson Hannigan

Personal Info

Known For

Acting

Born

1974-03-24

Place of Birth

Washington, District of Columbia, USA

Alyson Hannigan

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).

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Acting History

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