Home People Alyson Hannigan Alyson Hannigan shows Alyson Hannigan shows Alyson Hannigan TV Shows (29) Fancy Nancy (2018) As Claire Clancy (voice), She was 44 years old The Gong Show (2017) As Herself - Judge, She was 43 years old The $100,000 Pyramid (2016) As Herself, She was 42 years old Sofia the First (2013) As (voice), She was 38 years old Penn & Teller: Fool Us (2011) As Herself - Host, She was 36 years old The Goode Family (2009) She was 35 years old The Bonnie Hunt Show (2008) She was 34 years old The Megan Mullally Show (2006) She was 32 years old I Love the '70s: Volume 2 (2006) She was 32 years old The Reichen Show (2005) She was 31 years old How I Met Your Mother (2005) As Lily Aldrin, She was 31 years old Veronica Mars (2004) She was 30 years old The Ellen DeGeneres Show (2003) She was 29 years old 100 Deeds for Eddie McDowd (1999) She was 25 years old Angel (1999) As Willow Rosenberg, She was 25 years old The Late Late Show with Craig Kilborn (1999) She was 25 years old The Wild Thornberrys (1998) She was 24 years old That '70s Show (1998) She was 24 years old Buffy the Vampire Slayer (1997) As Willow Rosenberg, She was 22 years old The Daily Show with Trevor Noah (1996) She was 22 years old MADtv (1995) She was 21 years old Touched by an Angel (1994) She was 20 years old Late Night with Conan O'Brien (1993) She was 19 years old The Tonight Show with Jay Leno (1992) She was 18 years old The Torkelsons (1991) She was 17 years old The Simpsons (1989) She was 15 years old Free Spirit (1989) As Jessie Harper, She was 15 years old Roseanne (1988) She was 14 years old Buffy the Animated Series (1969) As Willow Rosenberg,
