The phrase "next superstar" refers to someone who is seen as the future or upcoming best in their field or industry, often predicted to achieve great success and popularity. Full definition
A talent agent's goal is to scout out that next superstar actor, screen writer, or director before they hit it big. (hartfordfunds.com)
Tatum, who has been lauded for the past year and a bit as Hollywood's next superstar leading man (always the «next», never the «now») takes top billing despite Foxx's having won both an Oscar and a Golden Globe, and despite the film's multiple protagonist scope that could just as easily have seen President Sawyer's role listed first on cast and credits. (filmireland.net)
A talent agent's goal is to scout out that next superstar actor, screen writer, or director before they hit it big. (hartfordfunds.com)