The Harry Potter books have many secrets that fans don't know about, and this is most proven in characters like Severus Snape ...

As you can see, Rupert Grint went full-out in disguise wearing (what he believes was) Gary Oldman’s old wig when he played ...

A behind-the-scenes video revealed the time when Rupert Grint even fooled Daniel Radcliffe while dressed as a Death Eater on set. I’ve got to say, watching it is totally priceless! If you recall ...