S2, E7: Having trapped the rest of the team in his bunker, Leek releases a Silurian scorpion at a busy beach, leaving Lester with only Stephen to take care of the situation. Meanwhile, Cutter manages to save his captured colleagues from the hungry jaws of a sabre-toothed cat, but in the process, inadvertently frees all the creatures from their cages. With roaming predators around every corner, the pressure is on for the team.