Mark Hamill needs to be very careful about 'Star Wars
The 64-year-old actor , who will reprise his role as Jedi Luke Skywalker in the upcoming sci-fi film, has revealed that he has been warned if any details of the upcoming flick's story line get leaked, he will not get his full payment, News.com.au reports.
However, the 'Kingsman' actor said he has the experience of keeping the series secrets to himself.
The upcoming flick will also star actor Harrison Ford, actress Carrie Fisher, Adam Driver among others and will hit the USA theaters on December 18, 2015.
