She gained recognition for her roles in various horror-themed projects including Outcast (2016–2018), and The Black Phone (2021) which earned her a Saturn Award nomination for Best Performance by a Younger Actor.

She also starred as Zoey Campbell in the Disney Channel series Secrets of Sulphur Springs (2021–2023) and has since portrayed a younger version of Hope van Dyne in the Marvel Cinematic Universe (MCU) film Ant-Man and the Wasp (2018) and the Disney+ series What If...?

[7] During this time, she also voiced various characters in Pixar films, including Maddy McGear in Cars 3 (2017) and Bonnie in Toy Story 4 (2019).

[9] McGraw starred in the supernatural horror film The Black Phone (2021), directed by Scott Derrickson.

[13] McGraw appeared as a series regular in the Disney Channel show Secrets of Sulphur Springs (2021–2023).