Call of Duty might recycle engines and plot-lines, but when it comes to Hollywood talent, from Call of Duty 1 to Modern Warfare to Black Ops II, no expense is spared. (Call of Duty, Call of Duty 3, Call of Duty: World at War, Call of Duty: Black Ops, Call of Duty: Black Ops 2, Call of Duty: Modern Warfare, Call of Duty: Modern Warfare 2, Call of Duty: Modern Warfare 3, Culture, PC, PS3, Xbox 360)