▁were ▁allocated ▁to ▁Ben ▁Whe at ley , ▁with ▁production ▁due ▁to ▁start ▁in ▁December ▁ 2 0 1 3 . ▁In ▁November ▁and ▁December ▁two ▁further ▁episodes ▁were ▁each ▁allocated ▁to ▁Paul ▁Mur phy ▁and ▁Douglas ▁Mack inn on . ▁The ▁first ▁read ▁through ▁took ▁place ▁on ▁ 1 7 ▁December ▁ 2 0 1 3 . ▁ ▁Fil ming ▁began ▁on ▁ 6 ▁January ▁ 2 0 1 4 ▁in ▁Card iff , ▁with ▁Peter ▁Cap ald i ▁and ▁Jen na ▁Cole man ▁shooting ▁their ▁first ▁scenes ▁for ▁Series ▁ 8 ▁on ▁ 7 ▁January ▁ 2 0 1 4 . ▁On ▁ 2 2 ▁February ▁ 2 0 1 4 ▁it ▁was ▁announced ▁that ▁Paul ▁Wil m sh urst ▁would ▁also ▁direct ▁an ▁episode . ▁On ▁ 1 1 ▁May ▁ 2 0 1 4 , ▁it ▁was ▁announced ▁that ▁an ▁episode ▁directed ▁by ▁Wil m sh urst ▁and ▁written ▁by ▁Har ness ▁would ▁be ▁film ing ▁in ▁L anz ar ote , ▁the ▁second ▁time ▁Doctor ▁Who ▁has ▁fil med ▁there ▁after ▁the ▁ 1 9 8 4 ▁serial ▁Planet ▁of ▁Fire . ▁Fil ming ▁took ▁place ▁in ▁Vol c án ▁del ▁C uer vo , ▁also ▁known ▁as ▁the ▁R aven ’ s ▁Vol cano . ▁On ▁ 1 4 ▁May ▁ 2 0 1 4 ▁it ▁was ▁announced ▁that ▁American ▁director ▁Rach el ▁Tal al ay ▁would ▁be ▁direct ing ▁two ▁episodes ▁of ▁the ▁e ighth ▁series . ▁On ▁ 2 ▁July ▁ 2 0 1 4