Alien File: Erasmus Darkening was shown as part of Sarah Jane's Alien Files on the CBBC website.
Clyde Langer and Rani Chandra sit in Sarah Jane Smith's attic and read. Clyde thinks history is amazing because there are some interesting characters such as Erasmus Darkening. He asks Mr Smith about Erasmus Darkening. Mr Smith tells Clyde and Rani a lot about Erasmus, James Marchwood and Erasmus's transdimensional exalurator.
Story notes Edit