She rose to prominence for her role as Emily Fields in the mystery thriller drama series Pretty Little Liars (2010–2017), which earned her nominations for a People's Choice Award and six Teen Choice Awards.[3][4] She has garnered wider recognition for starring as Peach Salinger in the psychological thriller series You (2018) and as Stella Cole in the Hulu comedy series Dollface (2019–2022). She currently voices Alexandra Trese in the Netflix animated series Trese (2021–present).