Sierra McCormick
Biography
Sierra McCormick is an American actress born on October 28, 1997, in Asheville, North Carolina. She first gained recognition by participating in the game show Are You Smarter Than a 5th Grader? from 2007 to 2008. She then made her acting debut with a recurring role as Lilith on the television series Supernatural in 2008. Her subsequent acting work includes starring as Scout Thomas on the comedy television series Romantically Challenged in 2010, playing Susan Kushner in the comedy film Ramona and Beezus in 2010, and playing Alice in the direct to DVD film Spooky Buddies in 2011, for which she won a Young Artist Award. She achieved her breakthrough starring as Olive Doyle on the Disney Channel series A.N.T. Farm from 2011 to 2014.
Career overview
Sierra McCormick is an American actress born on October 28, 1997, in Asheville, North Carolina. She first became known to audiences for participating in the game show Are You Smarter Than a 5th Grader? from 2007 to 2008. Following her appearance on the game show, she made her acting debut with a recurring role as Lilith on the television series Supernatural in 2008.
Her early career included several prominent television and film roles. In 2010, she starred as Scout Thomas on the comedy television series Romantically Challenged and played Susan Kushner in the comedy film Ramona and Beezus. The following year, she played Alice in the direct-to-DVD film Spooky Buddies, a role for which she won a Young Artist Award.
McCormick achieved her career breakthrough when she began starring as Olive Doyle on the Disney Channel series A.N.T. Farm, appearing in the show from 2011 to 2014. As her career progressed, she later transitioned to taking on more mature roles.
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Frequent co-stars
Career timeline
Full Filmography
47 titles- After All (2025) as Monica
- Killing Mary Sue (2025) as Mary Sue
- Big Baby (2025)
- The Last Stop in Yuma County (2024) as Sybil
- Acting Out (2024) as Sierra
- Camp (2023) as Lily
- The Nana Project (2023) as Sarah
- Edge of Everything (2023) as Abby
- Exploited (2022) as Chloe
- American Horror Stories (2021) as Scarlett Winslow
- We Need to Do Something (2021) as Melissa
- The Vast of Night (2019) as Fay Crocker
- All Good Things (2019) as Bailey
- Who Stole My Daughter? (2019) as Katie Sullivan
- VFW (2019) as Lizard
- Seduced by My Neighbor (2018) as Allie
- Pretty Little Stalker (2018) as Bridget
- The Honor List (2018) as Charlotte
- The Neighborhood Nightmare (2018) as Allie
- Christmas in the Heartland (2017) as Kara Gentry
- Sorority Nightmare (2016) as Sarah
- Some Kind of Hate (2015) as Moira
- Jessie (2011) as Connie Thompson
- A.N.T. Farm (2011) as Olive Doyle
- Spooky Buddies (2011) as Alice
- Disney's Friends for Change Games (2011) as Self
- A Nanny for Christmas (2010) as Jackie Ryland
- Ramona and Beezus (2010) as Susan
- Romantically Challenged (2010) as Scout Thomas
- Land of the Lost (2009) as Tar Pits Kid
- The Dog Who Saved Christmas (2009) as Kara Bannister
- Are You Smarter Than a 5th Grader? (2007)
- Hannah Montana (2006) as Gillian
- Supernatural (2005) as Lilith
- Supernatural (2005) as Zoey
- Medium (2005) as Adolescent Allison
- Boston Legal (2004) as Daniella
- NCIS (2003) as Sally Clark
- Monk (2002) as Anne Marie
- CSI: Crime Scene Investigation (2000) as Gracie Layman
- Curb Your Enthusiasm (2000) as Emma
- GUM as Eden
- Sigil
- Burnouts
- Last Chance Motel
- Building Blocks as Adult Desariee
- I Don't Want to Drink Your Blood Anymore
Frequently Asked Questions
What movies or TV shows is Sierra McCormick best known for?
Sierra McCormick is widely recognized for notable roles and projects including Big Baby (2025), The Last Stop in Yuma County (2024), Camp (2023), Music in the Attic (1950).
When and where was Sierra McCormick born?
Sierra McCormick was born on October 28, 1997 in Asheville, North Carolina, USA.
How many credits does Sierra McCormick have?
Sierra McCormick has accumulated over 47 film and television credits across a career spanning from 2000 to 2025.
What is Sierra McCormick's background in cinema and television?
Sierra McCormick is an American actress born on October 28, 1997, in Asheville, North Carolina. She first gained recognition by participating in the game show Are You Smarter Than a 5th Grader? from 2007 to 2008. She then made her acting debut with a recurring role as Lilith on the television series Supernatural in 200...