We've previously reported on Ron Howard's upcoming film and TV adaptation of Stephen King's Dark Tower series, but the one thing that's everyone's been asking is: who can they get to play lead character and gunslinger Roland Deschain.

As we're all aware, Ron Howard turning out a huge movie-and-TV-miniseries dealy for Stephen King's classic high fantasy series, which also seems to tie into every book King has ever written and also his life.

Some of Hollywood's most powerful names are uniting to bring Stephen King's epic series The Dark Tower to the large and small screen: the seven novels will become a film trilogy and a TV series powered by Universal Pictures and NBC Universal.