Alyson Hannigan

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 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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Known For

Filmography

2023

Office Race
Office Race
as Pat
Movie - Released: 9/4/2023

2021

Flora & Ulysses
Flora & Ulysses
as Phyllis
Movie - Released: 2/19/2021
Doogie Kamealoha, M.D.
Doogie Kamealoha, M.D.
as Dawn
TV - Released: 9/8/2021
Adorableness
Adorableness
as Self
TV - Released: 7/19/2021

2020

Girl Scout Cookie Championship
Girl Scout Cookie Championship
as Self - Host
TV - Released: 2/3/2020
Outmatched
Outmatched
as Beth
TV - Released: 1/23/2020
Outrageous Pumpkins
Outrageous Pumpkins
as Self - Host
TV - Released: 9/20/2020

2019

Kim Possible
Kim Possible
as Dr. Ann Possible
Movie - Released: 2/15/2019
You Might Be the Killer
You Might Be the Killer
as Chuck
Movie - Released: 5/21/2019
Abducted: The Mary Stauffer Story
Abducted: The Mary Stauffer Story
as Mary Stauffer
Movie - Released: 10/5/2019
The Kelly Clarkson Show
The Kelly Clarkson Show
TV - Released: 9/9/2019
Fancy Nancy: Fancy It Yourself
Fancy Nancy: Fancy It Yourself
as Nancy
TV - Released: 4/8/2019

2018

Fancy Nancy
Fancy Nancy
as Claire Clancy (voice)
TV - Released: 7/13/2018
Fancy Nancy (Duplicated)
Fancy Nancy (Duplicated)
as Claire Clancy (voice)
TV - Released: 7/13/2018

2017

Do You Take This Man
Do You Take This Man
as Rachael
Movie - Released: 7/7/2017
The Gong Show
The Gong Show
as Self - Judge
TV - Released: 6/22/2017

2016

Star Plates
Star Plates
TV - Released: 9/27/2016
The $100,000 Pyramid
The $100,000 Pyramid
as Self
TV - Released: 6/27/2016

2013

Sofia the First
Sofia the First
as (voice)
TV - Released: 1/11/2013
Hollywood Game Night
Hollywood Game Night
as Self
TV - Released: 7/11/2013
Beat Bobby Flay
Beat Bobby Flay
as Self
TV - Released: 8/24/2013

2012

American Reunion
American Reunion
as Michelle Flaherty-Levenstein
Movie - Released: 4/4/2012

2011

Love, Wedding, Marriage
Love, Wedding, Marriage
as Courtney
Movie - Released: 6/3/2011
More Business of Being Born
More Business of Being Born
as Self [Part 2,3]
Movie - Released: 11/8/2011
Penn & Teller: Fool Us
Penn & Teller: Fool Us
as Self - Host
TV - Released: 1/7/2011

2009

The Goode Family
The Goode Family
TV - Released: 5/27/2009
Watch What Happens Live with Andy Cohen
Watch What Happens Live with Andy Cohen
as Self - Guest
TV - Released: 7/16/2009

2008

Buffy the Animated Series
Buffy the Animated Series
as Willow Rosenberg
TV - Released: 8/1/2008
The Bonnie Hunt Show
The Bonnie Hunt Show
as Self
TV - Released: 9/8/2008

2006

Date Movie
Date Movie
as Julia Jones
Movie - Released: 2/17/2006
Farce of the Penguins
Farce of the Penguins
as Hottie Penguin (voice)
Movie - Released: 12/1/2006
I Love the '70s: Volume 2
I Love the '70s: Volume 2
as Self
TV - Released: 7/10/2006
The Megan Mullally Show
The Megan Mullally Show
as Self - Guest
TV - Released: 9/18/2006

2005

How I Met Your Mother
How I Met Your Mother
as Lily Aldrin
TV - Released: 9/19/2005
American Dad!
American Dad!
as Lexie (voice)
TV - Released: 2/6/2005
American Dad!
American Dad!
as Ugly Stepsister #2 (voice)
TV - Released: 2/6/2005
Dancing with the Stars
Dancing with the Stars
as Self - Contestant
TV - Released: 6/1/2005
The Reichen Show
The Reichen Show
as Self
TV - Released: 11/11/2005
American Dad!
American Dad!
as Chelsea (voice)
TV - Released: 2/6/2005

2004

American Pie: Revealed
American Pie: Revealed
as Self
Movie - Released: 1/2/2004
Veronica Mars
Veronica Mars
as Trina Echolls
TV - Released: 9/22/2004

2003

American Wedding
American Wedding
as Michelle Flaherty
Movie - Released: 8/1/2003
The Ellen DeGeneres Show
The Ellen DeGeneres Show
as Self
TV - Released: 9/8/2003

2001

American Pie 2
American Pie 2
as Michelle Flaherty
Movie - Released: 8/10/2001
Beyond the City Limits
Beyond the City Limits
as Lexi
Movie - Released: 12/17/2001
Movie
Playboy Mansion Parties Uncensored
as Self
Movie - Released: 5/31/2001

2000

Boys and Girls
Boys and Girls
as Betty
Movie - Released: 6/16/2000

1999

American Pie
American Pie
as Michelle Flaherty
Movie - Released: 7/9/1999
Hayley Wagner, Star
Hayley Wagner, Star
as Jenna Jakes
Movie - Released: 9/19/1999
Angel
Angel
as Willow Rosenberg
TV - Released: 10/5/1999
100 Deeds for Eddie McDowd
100 Deeds for Eddie McDowd
TV - Released: 10/16/1999
The Late Late Show with Craig Kilborn
The Late Late Show with Craig Kilborn
as Self - Guest
TV - Released: 3/30/1999
Teen Choice Awards
Teen Choice Awards
as Self - Presenter
TV - Released: 8/1/1999

1998

Dead Man on Campus
Dead Man on Campus
as Lucy
Movie - Released: 8/21/1998
That '70s Show
That '70s Show
as Suzy Simpson
TV - Released: 8/23/1998
The Wild Thornberrys
The Wild Thornberrys
as Gerda (voice)
TV - Released: 9/1/1998

1997

Buffy the Vampire Slayer
Buffy the Vampire Slayer
as Willow Rosenberg
TV - Released: 3/10/1997
King of the Hill
King of the Hill
as Stacey Gibson (voice)
TV - Released: 1/12/1997

1996

For My Daughter's Honor
For My Daughter's Honor
as Kelly
Movie - Released: 11/20/1996
Movie
A Case for Life
as Iris
Movie - Released: 2/18/1996
The Daily Show
The Daily Show
as Self
TV - Released: 7/22/1996

1995

The Stranger Beside Me
The Stranger Beside Me
as Dana
Movie - Released: 9/17/1995

1994

Touched by an Angel
Touched by an Angel
as Cassie Peters
TV - Released: 9/21/1994

1993

Late Night with Conan O'Brien
Late Night with Conan O'Brien
as Self - Guest
TV - Released: 9/13/1993

1992

The Tonight Show with Jay Leno
The Tonight Show with Jay Leno
TV - Released: 5/25/1992
MTV Movie & TV Awards
MTV Movie & TV Awards
as Self - Presenter
TV - Released: 6/10/1992

1991

Switched at Birth
Switched at Birth
as Gina Twigg, Age 13–16
Movie - Released: 4/28/1991
Switched at Birth
Switched at Birth
as Gina Twigg, Age 13-16
Movie - Released: 4/28/1991
The Torkelsons
The Torkelsons
as Samantha
TV - Released: 9/21/1991
Rugrats
Rugrats
as Cynthia P.I. (voice)
TV - Released: 8/11/1991

1989

The Simpsons
The Simpsons
as Melody Juniper (voice)
TV - Released: 12/17/1989
Free Spirit
Free Spirit
as Jessie Harper
TV - Released: 9/22/1989

1988

My Stepmother Is an Alien
My Stepmother Is an Alien
as Jessie Mills
Movie - Released: 12/9/1988
Roseanne
Roseanne
TV - Released: 10/18/1988

1986

Impure Thoughts
Impure Thoughts
as Patty Stubbs (as Allison Hannigan)
Movie - Released: 11/25/1986

1981

Entertainment Tonight
Entertainment Tonight
as Self
TV - Released: 9/15/1981

Unknown

Movie
Dodie & Cheryl Get Hitched
as Cheryl Crum
Movie
Movie
Solo Mio
Movie