VIDEO : Benedict Cumberbatch Shared Star Trek Spoilers With Stephen Hawking

Benedict Cumberbatch had major secrets to hide about his character in 'Star Trek Into Darkness.'
However, it turns out he let some details slip to Stephen Hawking.
While on The Graham Norton Show, Cumberbatch told a story of spending time with Hawking.
He said: ?We were into our third margarita, I think, and I decided to tell him."
Cumberbatch was referring to the reveal that Harrison is actually Khan Noonien Singh.
This is one the most iconic villains in Star Trek franchise history.