Zac Efron Saw Ghost on Movie Set!

Zac Efron is convinced he had a supernatural experience on the set of his new movie Me And Orson Welles.

The 20-year-old actor is currently filming on the Isle of Man with Claire Danes, 28, and the pair are convinced they saw a ghost while shooting scenes in the Gaiety Theatre, which is said to be haunted.

Now the High School Musical star has become the butt of jokes among the crew, who keep winding him up about his spooky encounter.