The "Frightfest 666 Short Film Competition" refers to "666 Short Cuts to Hell," a horror short film competition launched in 2013 by FrightFest and Movie Mogul, in association with the Horror Channel. Filmmakers were tasked with creating horror shorts under specific restrictions, including a maximum length of three minutes, six lines of dialogue, and a budget of £666. The winning filmmaker received a £6,666 prize and the opportunity for mentorship to develop a horror short or feature idea. The top six films were broadcast on the Horror Channel and screened at Film4 FrightFest 2013, where the overall winner was announced. FrightFest, founded in 2000, is the UK's premier fantasy, thriller, and horror film festival, which has showcased global genre short films since 2004.