NICOLE SULLIVAN (Mad TV, Black-ish) co-stars as Candy Redmond, Ricky's enthusiastic and devoted single mother. Since the death of her husband years ago, she's been the sole provider for her brilliant son through her job at the local hardware store.
JAKE BUSEY (The Predator, Stranger Things) co-stars as Mr. Kelly, Josh's father. Mr. Kelly has always praised his son's competitive spirit He's thrown for a loop, however, when Josh develops a sudden and intense obsession with musical theatre.
MARISSA JARET WINOKUR (Tony Award winning Broadway star of Hairspray) plays Sister Hartt, the frustrated and flustered nun at the St. James School. She's the musical director and choreographer of the school musical.