Cthulhu is a 2000 Australian low budget horror film that was directed, produced, and written by Damian Heffernan. It is mostly based on two Lovecraft stories, "The Thing on the Doorstep" and The Shadow Over Innsmouth. It stars Adam Somes as a young student that discovers that his best friend has become involved in a cult intent on raising Cthulhu. It screened at the Melbourne Underground Film Festival, after which point it was purchased by Channel 9 for screening in Australia as part of their Australian content quota obligations. The film was also purchased by Trend Films in Italy for screening via their Satellite Television network.