Danica McKellar
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Danica McKellar is an American actress, mathematician, author, and mathematics education advocate. She is best known for playing Winnie Cooper on the television series The Wonder Years and has also appeared in The West Wing, How I Met Your Mother, The Big Bang Theory, and numerous television films. McKellar graduated summa cum laude from UCLA with a degree in mathematics and co-authored mathematical research that led to the Chayes-McKellar-Winn theorem. She is also a New York Times bestselling author of mathematics books for children and young adults and has worked extensively to encourage young people, particularly girls, to develop confidence in mathematics.
Known for
Credits
Sidekicks (1992)
as Lauren
Scooby-Doo! Abracadabra-Doo (2010)
as Madelyn Dinkley (voice)
Tasmanian Devils (2013)
as Alex
DC Showcase Original Shorts Collection (2010)
as Sally (segment "The Return of Black Adam") (voice)
Where Hope Grows (2014)
as Susan Malcolm
Superman/Shazam!: The Return of Black Adam (2010)
as Sally (voice)
Inspector Mom (2006)
as Maddie Monroe
Intermission (2004)
as Sleepwalker
DC Super Hero Girls: Legends of Atlantis (2018)
as Frost (voice)
DC Super Hero Girls: Intergalactic Games (2017)
as Frost (voice)
Crown for Christmas (2015)
as Allie Foster
Love and Sunshine (2019)
as Ally Craig
Dolly: An NBC News Special (2026)
as Self
Christmas at Grand Valley (2018)
as Kelly
The Wrong Woman (2013)
as Ellen Plainview
LEGO DC Super Hero Girls: Super-Villain High (2018)
as Frost
DC Super Hero Girls: Hero of the Year (2016)
as Frost (voice)
Coming Home for Christmas (2017)
as Lizzie Richfield
Perfect Match (2015)
as Jessica
My Christmas Dream (2016)
as Christina
The Library That Dolly Built (2020)
as Narrator
Flatland²: Sphereland (2012)
as Aero (voice)
Christmas She Wrote (2020)
as Kaleigh
The Jetsons & WWE: Robo-WrestleMania (2017)
as Judy Jetson (voice)
Have We Met This Christmas? (2025)
as Katie Stone
Good Neighbor (2001)
as Molly Wright
You, Me and the Christmas Trees (2021)
as Olivia Arden
Love at the Christmas Table (2012)
as Kat
A Royal Date for Christmas (2023)
as Bella Sparks
A Cinderella Christmas Ball (2024)
as Chelsea Jones
Speechless... (2001)
as Dana Woodman
Christmas at the Drive-In (2022)
as Sadie Walker
Hack! (2007)
as Emily Longley
Mommy I Didn't Do It (2017)
as Ellen Plainview
Path of Destruction (2005)
as Katherine Stern
Campfire Kiss (2017)
as Dana
Christmas at Dollywood (2019)
as Rachel Lewis
Swing Into Romance (2023)
as Christine Sims
MatchMaker Mysteries: The Art of the Kill (2021)
as Angie Dove
Sex and the Teenage Mind (2002)
as Debbie
The Winter Palace (2022)
as Emily Miller
MatchMaker Mysteries: A Killer Engagement (2019)
as Angie Dove
The Greatest Christmas Gift (2026)
as Emma Harper
Bongee Bear and the Kingdom of Rhythm (2019)
as Brittany (voice)
Grounded in Love (2025)
as Annie
MatchMaker Mysteries: A Fatal Romance (2020)
as Angie Dove
The Palindromists (2021)
as Self
The Year That Trembled (2002)
as Pam Hatch
Love in Design (2018)
as Hannah McElroy
Jane White Is Sick & Twisted (2002)
as Tiffany
21 and a Wake-Up (2009)
as Jenny Valentine
Camp Cucamonga (1990)
as Lindsey Scott
Inspector Mom: Kidnapped in Ten Easy Steps (2007)
as Maddie Monroe
Moment of Truth: Cradle of Conspiracy (1994)
as Kristin Guthrie
Wedding Bells (2016)
as Molly Quinn
Very, Very, Valentine (2018)
as Helen
Naked Movie (2008)
as Self
Heatstroke (2008)
as Caroline
Inspector Mom - Mother Goose Murder (2007)
as Maddie Monroe
Raising Genius (2004)
as Lacy Baldwin
XCU: Extreme Close Up (2001)
as Sarah
The Christmas Yes List (2026)
as Chloe Hollis
Justice for Annie (1996)
as Annie Mills Carman
Mancation (2012)
as Rebecca
Quiet Kill (2004)
as Pet Shop Girl
2020 Hallmark Movies & Mysteries Preview Special (2020)
as Self
Reality School (2002)
as Sexy Sally