So THIS is how they bring an armoured bear to life 🤯 This World Book Day, revisit His Dark Materials on iPlayer #HisDarkMaterials #CGI #BTS #WorldBookDay #Throwback His Dark Materials: In a parallel world ruled by the sinister Magisterium, a battle rages over a mysterious particle called Dust. Can orphan Lyra stop the fight from spilling over into our time?