 Then youre in luck because this month marks the films 17th anniversary. While the cast has long since graduated from East High, heres what the OG wildcats look like today in celebration of the milestone. To start, Zac Efron played Troy Bolton. And heres what he looks like now: Vanessa Hudgens played Gabriella Montez. And ... Heres What The Cast Of High School Musical Looks Like 17 Years... 