Atletico Madrid slipped to a home defeat at the hands of Real Betis this afternoon.
Despite enjoying large spells of possession, Atletico were unable to breach Casto's net.
Visiting Betis managed to find the net on two occasions, both after the break.
Alejandro Pozuelo opened the scoring in the 54th minute, before former Blackburn Rovers and Manchester City striker Roque Santa Cruz secured the victory with a stoppage time goal.