Actors Actors Zac Efron announced Monday that production on High School Musical 6 where in fact underway. Primary photography will take placein Vancouver BC begin in May. Actors Actors Zac Efron announced Monday that production on High School Musical 6 where in fact underway. Primary photography will take placein Vancouver BC begin in May. The plot will focus on the back story of the janitor at the school played by Kevin Spacey turns out to be Efron’s biological father. High School Musical 6 will focus less on music and more on emotional performances with possible oscar nods for 2010. The movie slated for release in early 2010.