Starring Dwayne 'The Rock' Johnson, Channing Tatum and Bruce Willis, 'GI Joe Retaliation' is a follow-up to the 2009 release of 'G.I. Joe: Rise Of The Cobra'. In this sequel, the G.I. Joes are not only fighting their mortal enemy Cobra; they are forced to contend with threats from within the government that jeopardise their very existence. On Blu-Ray, DVD and digital release from August 14.