. ▁ ▁This ▁picture ▁is ▁also ▁shown ▁in ▁the ▁Red ▁D war f ▁pictures ▁screens aver . ▁ ▁It ▁was ▁supposed ▁to ▁be ▁from ▁this ▁episode ▁but ▁was ▁never ▁shown . ▁ ▁It ▁was ▁also ▁the ▁only ▁scene ▁from ▁" The ▁Last ▁Day " ▁to ▁be ▁shown ▁in ▁the ▁opening ▁cred its . ▁ ▁This ▁was ▁the ▁last ▁episode ▁of ▁Red ▁D war f ▁to ▁be ▁recorded ▁in ▁the ▁BBC ▁Manchester ▁stud ios . ▁Short ly ▁after ▁recording ▁the ▁third ▁series ▁the ▁stud ios ▁were ▁closed ▁for ▁ref urb ishment . ▁This ▁meant ▁the ▁Red ▁D war f ▁production ▁had ▁to ▁move ▁to ▁a ▁new ▁studio ▁for ▁the ▁fourth ▁series , ▁with ▁production ▁re located ▁to ▁She pp erton ▁Studios . ▁ ▁Cultural ▁references ▁Brig itte ▁N iel sen ▁is ▁referenced ▁by ▁L ister ▁regarding ▁Sil icon ▁Heaven ▁that ▁K ry ten ▁mentions . ▁He ▁then ▁says ▁that ▁the ▁notion ▁of ▁Sil icon ▁Heaven ▁is ▁" comple t ely ▁w ack o , ▁Jack o " ▁referencing ▁Michael ▁Jackson ' s ▁nick name . ▁K ry ten ▁quotes ▁a ▁line ▁from ▁the ▁Electron ic ▁Bible ▁(" the ▁iron ▁shall ▁lie ▁down ▁with ▁the ▁lamp "), ▁which ▁is ▁a ▁par ody ▁of ▁a ▁passage ▁in ▁Isa iah ▁ 1 1 : 6 : ▁" the ▁w olf ▁shall ▁dwell ▁with ▁the ▁l amb , ▁and ▁the ▁le op ard ▁shall ▁lie ▁down ▁with ▁the ▁kid ". ▁ ▁Using ▁a ▁build - it - your self ▁k it ▁d roid ▁L ister ▁assemb les ▁a