Postecoglou's men returned to Scottish Premiership action on Sunday when beating Livingston 3-0. The win put Celtic four points clear of Rangers at the top of the table. Watch Real Madrid v Celtic with a BT Sport monthly passReal Madrid, meanwhile, have already qualified for the Champions League knockout stages but a win would secure top spot in Group F. A draw would also be enough if RB Leipzig fail to beat Shakhtar Donetsk in the other group game on Wednesday night. Real Madrid were held to a 1-1 draw by Girona in La Liga on Sunday afternoon and Carlo Ancelotti will demand his team bounce back against Celtic. RadioTimes. com has rounded up everything you need to know about how to watch Real Madrid v Celtic on TV and online.