Known For
Acting
Born
Oct 28, 1997
Place of Birth
Asheville, North Carolina, USA
Credits
46 titles
Sierra McCormick
Biography
Sierra McCormick (born October 28, 1997) is an American actress. She first became known for participating in the game show Are You Smarter Than a 5th Grader? (2007–2008) before making her acting debut with a recurring role as Lilith on the television series Supernatural (2008). She also starred as Scout Thomas on the comedy television series Romantically Challenged (2010), played Alice in the direct-to-DVD film Spooky Buddies (2011) for which she won a Young Artist Award, and Susan Kushner in the comedy film Ramona and Beezus (2010). She had her breakthrough starring as Olive Doyle on the Disney Channel series A.N.T. Farm (2011–2014). McCormick transitioned to more mature roles by starring as Moira in the horror indie film Some Kind of Hate (2015). She then earned critical acclaim for playing Fay Crocker in the science fiction film The Vast of Night (2019) and a nomination from the Critics' Choice Super Awards. She has since played Melissa in the horror film We Need to Do Something (2021), Scarlett Winslow in three episodes of the Hulu series American Horror Stories (2021), and Sybil in the thriller film The Last Stop in Yuma County (2023). Her latest role is Mary Sue in the straight-to-video action comedy Killing Mary Sue (2025). Description above from the Wikipedia article Sierra McCormick, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Known For
Filmography
After All
Monica
Big Baby
Killing Mary Sue
Mary Sue
Acting Out
Sierra
The Last Stop in Yuma County
Sybil
Camp
Lily
The Nana Project
Sarah
Edge of Everything
Abby
Exploited
Chloe
We Need to Do Something
Melissa
American Horror Stories
Scarlett Winslow
VFW
Lizard
Who Stole My Daughter?
Katie Sullivan
All Good Things
Bailey
The Vast of Night
Fay Crocker
Pretty Little Stalker
Bridget
Seduced by My Neighbor
Allie
The Neighborhood Nightmare
Allie
The Honor List
Charlotte
Christmas in the Heartland
Kara Gentry
Sorority Nightmare
Sarah
Some Kind of Hate
Moira
Jessie
Connie Thompson
Spooky Buddies
Alice
Disney's Friends for Change Games
Self
A.N.T. Farm
Olive Doyle
A Nanny for Christmas
Jackie Ryland
Ramona and Beezus
Susan
Romantically Challenged
Scout Thomas
The Dog Who Saved Christmas
Kara Bannister
Land of the Lost
Tar Pits Kid
Are You Smarter Than a 5th Grader?
Hannah Montana
Gillian
Supernatural
Lilith
Medium
Adolescent Allison
Boston Legal
Daniella
NCIS
Sally Clark
Monk
Anne Marie
Curb Your Enthusiasm
Emma
CSI: Crime Scene Investigation
Gracie Layman
GUM
Eden
Sigil
Last Chance Motel
Burnouts
I Don't Want to Drink Your Blood Anymore
Building Blocks
Adult Desariee