Rufus Sewell is set to play Vernon Presley, the father of Elvis Presley, in Baz Luhrmann's as-yet untitled biopic about the king of rock 'n' roll, starring oppositeMaggie Gyllenhaal, who is set to play mother Gladys Presley.The upcoming Warner Bros. project is described as focusing on Elvis' rise and stardom, with a major spotlight on his relationship with Col.