Zachary David Alexander Efron is an American actor. Efron began acting professionally in the early 2000s and rose to prominence as a teen idol for his leading role as Troy Bolton in the High School Musical trilogy (2006–2008). During this time, he also starred in the musical film Hairspray (2007) and the comedy film 17 Again (2009).

High School Musical is an American media franchise centered on a series of musical romantic comedy-drama films created by Peter Barsocchini. The franchise also includes stage musicals, books, comics, live shows, video games, and a television series.