EXCLUSIVE: Descendants‘ star Cameron Boyce has joined the cast of HBO’s upcoming comedy series Mrs. Fletcher, starring Kathryn Hahn and directed and executive produced by Nicole Holofcener.

Mrs. Fletcher, based on The Leftovers author Tom Perrotta’s bestselling novel, is a dual coming-of-age story, exploring the impact of Internet porn and social media on the lives of Eve, an empty-nest mother (Hahn) and her college freshman son, played by Jackson White. Casey Wilson, Owen Teague and Jen Richards co-star.

Boyce will play Zack, Brendan’s (Owen Teague) new college roommate who is very ingratiating towards Eve (Hahn) during move-in weekend.

Jessi Klein and Sarah Condon executive produce with Holofcener and Perrotta.

Boyce, best known for his leading role as Carlos in Disney’s Descendants franchise, will next be seen in Descendants 3, which will air in 2019. He’ll also be seen in a starring role in indie film Runt, directed by William Coakley. Boyce is repped by LINK Entertainment and Morris Yorn.