Rachel Redleaf is an actor and singer best known for her roles as Mama Cass in Quentin Tarantino's Once Upon A Time In Hollywood (2019) and Beth Chapin in ATYPICAL (2017,2018, 2019). She grew up in Scottsdale, AZ where she discovered her passion for acting and singing at Scottsdale Desert Stages and Greasepaint Theaters starting at age 4. Show ...