Mads Mikkelsen knows that replacing Johnny Depp as dark wizard Gellert Grindlewald in will be «tricky.» The actor spoke about the recasting for the first time in an interview with, teasing how his take will be different.«Well, it's going to be me, so that's a difference,» he told .Mikkelsen noted that they are still working out exactly how he will take over. «There has to be a bridge between what Johnny did and what I'm going to do.