Her first starring role was in the Disney Channel comedy series Stuck in the Middle (2016–2018).

For Barbie, she received nominations at the Critics' Choice and Screen Actors Guild Awards.

[3][4] Her father, Shon Greenblatt, is an actor, and he and her paternal grandparents are Broadway producers.

In 2020, Greenblatt voiced a young Velma Dinkley in Scoob!,[12] and in 2021, she voiced Tim's eldest daughter Tabitha in The Boss Baby: Family Business,[13] a role which she would reprise in The Boss Baby: Back in the Crib.

[15][16][17] She played Tiny Tina in Borderlands, a feature film adaptation of the video game of the same name.