If you already watched the previous episode (Under the lake) you already know the first part of the story: the…
Effects Supervisor Danny Hargreaves explains how he achieved the fireball effect. https://www.youtube.com/watch?v=LMqBrnWrF34 Sophie Stone and Zaqi Ismail talk about their…
A town covered by water after a damn broke, an underwater base built near by, on the bottom of the…