text: name all the footballers 2 play for both man united/man city since world war 2?   15 players have done so after wwii:  peter barnes, peter beardsley, andew cole, terry cooke, tony coton, wyn davies, john gidman, shaun goater, andrei kanchelskis, brian kidd, denis law, jonathan macken, sammy mcilroy, mark robins and peter schmeichel.  beardsley, cotton and goater didn't actually ever make an appearance in a manchester united game. although they were registered to that team.