User blog comment:Damac1214/Black Ops 2 Uprising DLC Trailer Released + Double XP on April 12th to April 15th/@comment-24.145.54.216-20130406170014/@comment-5135141-20130407041250

It is stated in the map description that they will be portraying gangsters. Which means they would not be playing themselves. And this is stated in a previous article on this wiki.