Sierra McCormick

Sierra McCormick

CountryUnited States United States
GenderFemale
BirthdayOkt. 28, 1997
BiographySierra 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).

Biography from the Wikipedia article Sierra McCormick. Licensed under CC-BY-SA. Full list of contributors on Wikipedia.

Known For

Recently Updated Shows

Recently updated shows that might be of your interest.
Jeopardy!
Running

Jeopardy!

Jeopardy! is a classic game show -- with a twist. The answers are given first, and the contestants supply the questions. Three contestants, including the previous show's champion, compete in six categories and in three rounds (with each round's "answers" being worth more prize money).

FROM
Running

FROM

FROM unravels the mystery of a nightmarish town that traps all those who enter. As the unwilling residents fight to keep a sense of normalcy and search for a way out, they must also survive the threats of the surrounding forest – including the terrifying creatures that come out when the sun goes down. In season two, hidden truths about the nature and terrifying origins of the town begin to emerge, even as life for its residents is plunged into chaos by the arrival of mysterious newcomers.

Brilliant Minds
Running

Brilliant Minds

Inspired by the extraordinary life and work of world-famous author and physician Oliver Sacks, Brilliant Minds follows a revolutionary, larger-than-life neurologist and his team of interns as they explore the last great frontier - the human mind - while grappling with their own relationships and mental health.

NCIS: Origins
Running

NCIS: Origins

In NCIS: Origins, young Leroy Jethro Gibbs starts his career as a newly minted special agent at the fledgling NCIS Camp Pendleton office where he forges his place on a gritty, ragtag team led by NCIS legend Mike Franks.

For All Mankind
Running

For All Mankind

Imagine a world where the global space race never ended. This thrilling "what if" take on history from Ronald D. Moore (Outlander, Battlestar Galactica) spotlights the high-stakes lives of NASA astronauts and their families.