Zac Efron and Phoebe Dynevor film new movie Famous in California

Zac Efron and Phoebe Dynevor are filming a new movie titled "Famous" in Glendale, California. Efron, known for "High School Musical," appears in a brown suit, while Dynevor, from "Bridgerton," wears a long green dress. The film, based on Blake Crouch's novel, follows a man named Lance Dunkquist, who resembles Hollywood star James Jansen. Efron plays both roles in the thriller, which is adapted by Chad Hodge. Efron recently underwent stem cell therapy for back issues after bulking up for his role in "The Iron Claw." He reported feeling better and returning to the gym after the treatment.