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Sierra McCormick
Acting
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 …
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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.
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BODY OF WORK
Sierra McCormick's Filmography
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I Don't Want to Drink Your Blood Anymore
Last Chance Motel
as Betty
After All
as Monica
Big Baby
Killing Mary Sue
as Mary Sue
Acting Out
as Sierra
The Last Stop in Yuma County
as Sybil
Camp
as Lily
The Nana Project
as Sarah
Edge of Everything
as Abby
Exploited
as Chloe
We Need to Do Something
as Melissa
VFW
as Lizard
Who Stole My Daughter?
as Katie Sullivan
All Good Things
as Bailey
The Vast of Night
as Fay Crocker
Pretty Little Stalker
as Bridget
Seduced by My Neighbor
as Allie
The Neighborhood Nightmare
as Allie
The Honor List
as Charlotte
Christmas in the Heartland
as Kara Gentry
Sorority Nightmare
as Sarah
Some Kind of Hate
as Moira
Spooky Buddies
as Alice
A Nanny for Christmas
as Jackie Ryland
Ramona and Beezus
as Susan
The Dog Who Saved Christmas
as Kara Bannister
Land of the Lost
as Tar Pits Kid
Sigil
No Poster
GUM
as Eden
No Poster
Burnouts
No Poster
Building Blocks
as Adult Desariee