The Girl with All the Ghosts - S1.E3

Gus and Elton finally come face to face with Astrid, who comes to ask for their help – she’s being chased by ghosts. Gus decides on a visit to psychic medium Janey Feathers but the team soon discover that they’re dealing with something far more powerful that they’d ever thought, and Gus is forced to perform his first ever exorcism.