Alyson Lee Hannigan (born March 24, 1974) is an American actress. She is best known for her roles as Willow Rosenberg in the television series Buffy the Vampire Slayer (1997–2003), Lily Aldrin on the CBS sitcom How I Met Your Mother (2005–2014) and Michelle Flaherty in the American Pie film series (1999–present).
Hannigan was born in Washington, D.C., the only child of Emilie (Posner) Haas, a real estate agent, and Al Hannigan, a truck driver. Her father is of Irish descent and her mother is Je
Gender: Female
Born On: 24-Mar-1974
Last Info Sync: 9/13/2018 11:14:00 AM
Alyson Hannigan's Filmography on TV
List of programs starring Alyson Hannigan on tv. Programs are sorted in order of last seen on tv. Last updated: May 7, 2025 12:35 AM
Office Race (2023)
An unambitious office worker goes to great lengths—specifically 26.2 miles—to one up his exercise-obsessed, micromanaging boss.
Genres
#Comedy
Adorableness (2021)
Host James Davis and his friends Alyson Hannigan, Ross Mathews and Dulcé Sloan give their unique and hilarious takes on precious pets, cute kids and other viral videos that tug at the heart.
Abducted: The Mary Stauffer Story (2019)
High school teacher Mary Stauffer and her eight-year old daughter, Beth are held captive for 53 days by an obsessed former student. Based on a true story.
The Killer (2019)
Counselors are being killed off at summer camp, and Sam (Fran Kranz) is stuck in the middle of it. Instead of contacting the cops, he calls his friend and slasher-film expert (Alyson Hannigan) to discuss his options.
You Might Be the Killer (2018)
Counselors are being killed off at summer camp, and Sam (Fran Kranz) is stuck in the middle of it. Instead of contacting the cops, he calls his friend and slasher-film expert (Alyson Hannigan) to discuss his options.
American Pie: Reunion (2012)
The characters we met a little more than a decade ago return to East Great Falls for their high-school reunion. In one long-overdue weekend, they will discover what has changed, who hasn’t, and that time and distance can’t break the bonds of friendship.
Genres
#Comedy
American Reunion (2012)
The characters we met a little more than a decade ago are returning to East Great Falls for their high-school reunion. In one long-overdue weekend, they will discover what has changed, who hasn’t and
Genres
#Comedy
American Pie: Ancora insieme (2012)
The characters we met a little more than a decade ago return to East Great Falls for their high school reunion. In one long-overdue weekend, they will discover what has changed, who hasn’t, and that time and distance can’t break the bonds of friendship.
Genres
#Comedy
Love Marriage (2011)
A happy newlywed marriage counselor's views on wedded bliss get thrown for a loop when she finds out her parents are getting divorced.
Date Movie (2006)
Spoof of romantic comedies which focuses on a man (Campbell), his crush (Hannigan), his parents (Coolidge, Willard), and her father (Griffin).