| Year |
Title |
Role |
نوت |
| 1985 |
Twilight Zone, TheThe Twilight Zone |
Nola (age 10) |
Episode: "Her Pilgrim Soul" |
| 1987 |
The Twilight Zone |
Deidre Dobbs |
Episode: "Shelter Skelter" |
| 1988–1993 |
Wonder Years, TheThe Wonder Years |
Winnie Cooper |
Main role |
| 1989 |
Super Mario Bros. Super Show!, TheThe Super Mario Bros. Super Show! |
Patty |
Episode: "Day of the Orphan" / "King Mario of Cramalot" |
| 1990 |
Camp Cucamonga |
Lindsey Scott |
Television film (NBC) |
| 1992 |
Captain Planet and the Planeteers |
Lisa |
Voice role; episode: "A Formula for Hate" |
| 1994 |
Babylon 5 |
Aria Tensus |
Episode: "The War Prayer" |
| Moment of Truth: Cradle of Conspiracy |
Kristin Guthrie |
Television film (NBC) |
| Walker, Texas Ranger |
Laurie Maston |
Episode: "Stolen Lullaby" |
| Sirens |
Alison Trent |
Episode: "Victims" |
| 1996 |
Justice for Annie: A Moment of Truth Movie |
Annie Mills Carman |
Television film (NBC) |
| 1998 |
Love Boat: The Next Wave |
Mary Dutton |
Episode: "How Long Has This Been Going On?" |
| Working |
Jolie |
Episodes: "As Bad As It Gets", "She Loves Me Yeah, Yeah, Yeah" |
| 1999 |
Random Play |
Daughter |
Episode: "1.4" |
| 2000–2004 |
Static Shock |
Freida Goren |
Voice role; recurring role |
| 2001 |
Division, TheThe Division |
Wendy |
Episode: "Don't Ask" |
| Even Stevens |
Sandrine |
Episode: "Sibling Rivalry" |
| 2002 |
Justice League |
Sapphire Stagg |
Voice role; episode: "Metamorphosis" (parts 1 & 2) |
| 2002–2003 |
West Wing, TheThe West Wing |
Elsie Snuffin |
Recurring role |
| 2004 |
King of the Hill |
Sharona / Misty |
Voice role; episodes: "My Hair Lady", "Cheer Factor" |
| Game Over |
Elsa / Renee |
Recurring role |
| Century City |
Sally |
Episode: "Without a Tracer" |
| Eve |
Claudia |
Episode: "Friend or Foe?" |
| 2005 |
NCIS |
Erin Kendall |
Episode: "Witness" |
| Jack & Bobby |
Keirsten |
Episode: "And Justice for All" |
| NYPD Blue |
Rosemary |
Episode: "Moving Day" |
| Strong Medicine |
Natalie Pascal |
Episode: "Feeling No Pain" |
| Path of Destruction |
Katherine Stern |
Television film (Syfy) |
| How I Met Your Mother |
Trudy |
Episode: "The Pineapple Incident" |
| 2006 |
Inspector Mom |
Maddie Monroe |
Television film (Lifetime) |
| Cyberchase |
Wanda |
Voice role; Episode: "Designing Mr. Perfect" |
| 2006–2007 |
Inspector Mom |
Maddie Monroe |
Recurring role |
| 2007 |
Random! Cartoons |
Katerina "Kat" Metropoulos |
Voice role; episode: "Girls on the Go!" |
| How I Met Your Mother |
Trudy |
Episode: "Third Wheel" |
| 2010 |
Big Bang Theory, TheThe Big Bang Theory |
Abby |
Episode: "The Psychic Vortex" |
| Generator Rex |
Claire |
Voice role; episodes: "Hermanos", "Operation: Wingman" |
| 2010–2013, 2018–present[۱] |
Young Justice |
Miss Martian |
Voice role; main روْل (40 episodes) |
| 2011 |
Generator Rex |
Claire |
Voice role; episode: "Haunted" |
| G.I. Joe: Renegades |
Sister Leia |
Voice role; episode: "Brothers of Light" |
| 2012 |
Nerdist: Tribute to Science, TheThe Nerdist: Tribute to Science |
Herself |
Talk show |
| Love at the Christmas Table |
Katherine "Kat" Patton |
Television film (Lifetime) |
| 2013 |
Tasmanian Devils |
Alex |
Television film (Syfy) |
| Secret Life of the American Teenager, TheThe Secret Life of the American Teenager |
Herself |
Episode: "Interference" |
| Nerdist: Course of the Force |
Bounty Hunter |
Episode: "Michael Rooker & CM Punk: Lighstaber Hunt" |
| The Wrong Woman |
Ellen Plainview |
Television film (Lifetime) |
| 2014 |
Transformers: Rescue Bots |
Hayley |
Voice role; 2 episodes |
| Dancing with the Stars |
Herself |
Contestant on season 18; finished in sixth place |
| 2015 |
King of the Nerds |
Herself |
Judge |
| 2015, 2017, 2018 |
Impractical Jokers |
Herself |
3 episodes |
| 2015 |
Perfect Match (aka A Perfect Wedding) |
Jessica Summers |
Television film (Hallmark) |
| Miss America 2016 |
Herself |
Judge |
| Crown for Christmas |
Allie Evans |
Television film (Hallmark) |
| 2015–present |
Project Mc2 |
The Quail |
Main روْل (Seasons 1–2,4–5); Netflix original series |
| 2016 |
DC Super Hero Girls |
Killer Frost |
Voice role |
| My Christmas Dream |
Christina |
Television film (Hallmark) |
| Wedding Bells |
Molly |
Television film (Hallmark) |
| 2017 |
Mommy I Didn't Do It |
Ellen Plainview |
Television film (Lifetime) |
| Campfire Kiss |
Dana |
Television film (Hallmark) |
| Coming Home for Christmas |
Lizzie |
Television film (Hallmark) |
| 2018 |
Very, Very, Valentine |
Helen |
Television film (Hallmark) |
| 2018 |
Love in Design |
Hannah |
Television film (Hallmark) |
| 2018 |
Christmas At Grand Valley |
Kelly |
Television film (Hallmark) |
