Television:
* The Walking Dead (2012-2015) as Beth Greene: Her breakout role, she was a series regular for three seasons and a recurring character for two more.
* The Flash (2015-2016) as Brianna, the daughter of Barry Allen's father, Henry.
* Conviction (2016-2017) as Tess, a talented hacker who joins the team.
* The Leftovers (2017) as Nora Durst's friend, Sarah.
* The Following (2014) as Daisy.
* Masters of Sex (2015) as Libby Masters, a friend of Bill Masters.
* Scandal (2015) as a Capitol Hill intern.
* The Knick (2015) as Nurse Lucy Elkins.
* The Blacklist (2016) as Maggie.
* Ozark (2017) as Janet.
* The Act (2019) as Lacey.
* Ghostwriter (2019-2020) as Alex.
* The Flight Attendant (2021) as Cassie Bowden's friend, Annie.
* The Woman in the House Across the Street from the Girl in the Window (2022) as Lisa.
* The Walking Dead: Dead City (2023) as Beth Greene, reprising her role.
Movies:
* The Girl in the Spider's Web (2018) as a hacker.
* After Words (2015) as Emily.
* Dark Was the Night (2014) as Sarah.
* Red, White & Blue (2010) as Sarah.
* It Follows (2014) as Yara.
* The Boy (2016) as Greta.
* The Conjuring: The Devil Made Me Do It (2021) as a woman who seeks help from Ed and Lorraine Warren.
This is not an exhaustive list, but it highlights some of her most significant roles. She is a talented actress with a diverse range, and she continues to work in both film and television.