Robert De Niro was set to co-star with Gibson in the forthcoming feature film.But,it has been reported that De Niro has left the set after 2 days of filming,citing "creative differences".Ray Winstone will take over for the role that De Niro vacated.
http://www.variety.com/article/VR1117992081.html?categoryid=13&cs=1
http://www.variety.com/article/VR1117992081.html?categoryid=13&cs=1