| 2013 |
American Dad!: Finger Lenting Good
Season 8, Episode 9 |
Episode, Voice |
| 2012 |
Late Night With Jimmy Fallon: Episode |
Episode, Guest |
| 2012 |
Rachael Ray: Easter Cooking Tips |
Episode, Guest |
| 2012 |
American Reunion |
Movie, Actor - Michelle Flaherty |
| 2012 |
EntertainmentStudios.TV: Episode |
Episode, Appearing |
| 2012 |
The Ellen DeGeneres Show: Episode |
Episode, Guest |
| 2012 |
The Ellen DeGeneres Show: Episode |
Episode, Guest |
| 2012 |
Chelsea Lately: Alyson Hannigan
Season 6, Episode 143 |
Episode, Guest |
| 2011 |
The Simpsons: Flaming Moe
Season 22, Episode 11 |
Episode, Voice - Melody |
| 2011 |
The Ellen DeGeneres Show: Episode |
Episode, Guest |
| 2010 |
The Ellen DeGeneres Show: Episode |
Episode, Guest |
| 2010 |
The Ellen DeGeneres Show: Episode |
Episode, Guest |
| 2010 |
People's Choice Awards |
TV Show Series, Appearing |
| 2009 |
Today: Episode |
Episode, Guest |
| 2009 |
The Ellen DeGeneres Show: Episode |
Episode, Guest |
| 2009 |
The Ellen DeGeneres Show: Episode |
Episode, Guest |
| 2009 |
61st Primetime Emmy Awards |
TV Show Series, Appearing |
| 2009 |
The Goode Family: Graffiti in Greenville
Season 1, Episode 6 |
Episode, Voice - Michelle |
| 2009 |
Late Show With David Letterman: Episode |
Episode, Guest |
| 2009 |
The Martha Stewart Show: Holiday Ornaments With Alyson Hannigan |
Episode, Guest |
| 2009 |
Gordon Ramsay |
TV Show Series, Guest |
| 2008 |
The Late Late Show with Craig Ferguson: Episode |
Episode, Guest |
| 2008 |
Late Night With Conan O'Brien: Episode |
Episode, Guest |
| 2008 |
The Bonnie Hunt Show: Episode
Season 1, Episode 10 |
Episode, Guest |
| 2008 |
InFANity: How I Met Your Mother |
Episode, Appearing |
| 2008 |
Regis and Kelly: 2008 May 16
Season 20, Episode 182 |
Episode, Guest |
| 2007 |
Happy Holidays Marathon |
TV Show Series, Actor - Willow Rosenberg |
| 2007 |
Late Night With Conan O'Brien: Episode |
Episode, Guest |
| 2006 |
Last Call With Carson Daly: Episode |
Episode, Guest |
| 2006 |
The Late Late Show with Craig Ferguson: Episode |
Episode, Guest |
| 2006 |
Entertainers: Episode |
Episode, Appearing |
| 2006 |
MADtv: Episode
Season 11, Episode 14 |
Episode, Guest |
| 2006 |
The Ellen DeGeneres Show: Episode |
Episode, Guest |
| 2006 |
Celebrity Adventures: Unleashed |
Episode, Appearing |
| 2006 |
The Megan Mullally Show: 2006 November 27 |
Episode, Remarks by |
| 2006 |
Late Night With Conan O'Brien: Episode |
Episode, Guest |
| 2006 |
Date Movie |
Movie, Actor - Julia Jones |
| 2005 |
Veronica Mars: Hot Dogs
Season 1, Episode 19 |
Episode, Actor - Trina Echolls |
| 2005 |
The Ellen DeGeneres Show: Episode |
Episode, Guest |
| 2005 |
How I Met Your Mother |
TV Show Series, Actor - Lily |
| 2005 |
Veronica Mars: My Mother, the Fiend
Season 2, Episode 9 |
Episode, Actor - Trina Echolls |
| 2005 |
Last Call With Carson Daly: Episode |
Episode, Guest |
| 2005 |
Veronica Mars: Ruskie Business
Season 1, Episode 15 |
Episode, Actor - Trina Echolls |
| 2005 |
The View: Episode |
Episode, Guest |
| 2005 |
The Late Late Show with Craig Ferguson: Episode |
Episode, Guest |
| 2004 |
That '70s Show: Sally Simpson
Season 6, Episode 12 |
Episode, Actor - Sally Simpson |
| 2004 |
That '70s Show: Won't Get Fooled Again
Season 6, Episode 13 |
Episode, Actor - Sally Simpson |
| 2004 |
King of the Hill: Talking Shop
Season 8, Episode 22 |
Episode, Voice - Stacey |
| 2003 |
Today: Episode |
Episode, Guest |
| 2003 |
The Tonight Show With Jay Leno: Episode |
Episode, Guest |
| 2003 |
Last Call With Carson Daly: Episode |
Episode, Guest |
| 2003 |
Today: Episode |
Episode, Guest |
| 2003 |
Biography: Buffy the Vampire Slayer |
Episode, Remarks by |
| 2003 |
Late Late Show with Craig Kilborn: Episode |
Episode, Guest |
| 2003 |
Pepsi Smash: Episode |
Episode, Host |
| 2003 |
American Wedding |
Movie, Actor - Michelle Flaherty |
| 2003 |
Angel: Orpheus
Season 4, Episode 15 |
Episode, Actor - Willow |
| 2002 |
Last Call With Carson Daly: Episode |
Episode, Guest |
| 2002 |
Late Night with Conan O'Brien: Episode |
Episode, Guest |
| 2002 |
Politically Incorrect: Episode |
Episode, Guest |
| 2002 |
Caroline Rhea: Episode |
Episode, Guest |
| 2001 |
Rip It Off |
Movie, Actor - Lexi |
| 2001 |
Angel: Disharmony
Season 2, Episode 17 |
Episode, Actor - Willow Rosenberg |
| 2001 |
American Pie 2 |
Movie, Actor - Michelle |
| 2001 |
Buffy the Vampire Slayer |
TV Show Series, Actor - Willow Rosenberg |
| 2001 |
Late Night with Conan O'Brien: Episode |
Episode, Guest |
| 2001 |
Late Late Show with Craig Kilborn: Episode |
Episode, Guest |
| 2001 |
The View: Episode |
Episode, Guest |
| 2001 |
Today: Episode |
Episode, Guest |
| 2000 |
Boys And Girls |
Movie, Actor - Betty |
| 2000 |
Late Late Show with Craig Kilborn: Episode |
Episode, Guest |
| 2000 |
Late Late Show with Craig Kilborn: Episode |
Episode, Guest |
| 1999 |
American Pie |
Movie, Actor - Michelle |
| 1998 |
Dead Man On Campus |
Movie, Actor - Lucy |
| 1994 |
Touched by an Angel: Cassie's Choice
Season 1, Episode 5 |
Episode, Actor |
| 1989 |
Free Spirit |
TV Show Series, Actor - Jessie |
| 1988 |
My Stepmother Is An Alien |
Movie, Actor - Jessie Mills |