The official trailer of the much awaited 'Fifty Shades of Grey' is expected to be revealed at the upcoming Super Bowl XLVIII in February 2014.
According to The Wrap, the movie adaptation of EL James' best-selling erotic novel is expected to begin production in autumn 2013.
James earlier took to Twitter to announce that Charlie Hunnam and Dakota Johnson had been cast in the movie.
The flick, which will be directed by Sam Taylor-Wood, is due to release in August 2014.