Juliet Brett est née le 20 avril 1993 dans le Connecticut, États-Unis. Elle est actrice et scénariste. Elle est connue pour Fosse/Verdon (2019) et Red Oaks (2014).
Off-Broadway play, "The Jacksonian" by Beth Henley, starring Ed Harris, Amy Madigan, Bill Pullman, Glenne Headley, and Juliet Brett - at The New Group Acorn Theater on Theater Row in NYC
In the TV show Fosse/Verdon, Brett portrayed Nicole Fosse (the daughter of Gwen Verdon and Bob Fosse) from the ages of 12 to 17. While shooting all phases of this role, Brett was 25 years old.