Summary: Call of Duty 7 Black Action is the seventh part of the famous FPS game Call of Duty series produced by Activision, produced and developed by Treyarch Studio. It was released on November 9, 2010. The story is set in the Vietnam War, the Arctic, Cuba and other cold war era regions. Players will play the role of members of a mysterious organization to carry out assassinations and secret missions. In addition, the game also invited Sam Worthington, Gary Oldman, Ed Harris and other famous Hollywood movie stars to voice the game characters.