Rubuta ci gaba don wannan sakin layi - Bayan nasarar gasar zakarun Turai, kakar 2014-15 ta ga Casillas ya dawo zama mai tsaron gidan farko na kulob din, duk da gasar daga sabon zuwan Keylor Navas, yayin da ya ci gaba da lashe gasar cin kofin UEFA
, tare da Real Madrid ta doke Sevilla 2 <unk> 0 a ranar 12 ga Agusta, 2014. Ya kuma lashe gasar cin kofin kwallon kafa ta duniya a wannan shekarar, inda ya yi wasan 700 na Madrid a ranar 20 ga Disamba, 2014, a wasan karshe na gasar cin kofin kwallon kafa ta duniya na 2014, yayin da Real Madrid ta doke San Lorenzo 2 <unk> 0. A watan Mayu na 2015, Casillas ya buga wasan kusa da na karshe na gasar zakarun Turai da Juventus, inda tawagarsa ta yi rashin nasara da 3-2.