Mark Hamill mum on returning for `Star Wars Episode 7` rumours

London: Mark Hamill has refused to confirm his return in the upcoming film ` Star Wars Episode 7` saying that nothing has been decided yet.

The 62-year-old actor, who took part in a Reddit AMA, kept tight-lipped about any secrets regarding the Star Wars film, Metro.co.uk reported. He said that the only character he is sure would reprise the role is R2-D2 . Hamill said that as soon as he gets to know, he will inform his fans, and added that he hates spoilers and wants to keep things secret so audience`s enjoyment isn`t ruined.