Paul Lavond is framed for murder and robbery by his associates and sent to the Devil's Island. Years later, when Paul escapes with the help of a scientist, he vows vengeance on his associates.
An aspiring reporter spends a night in a haunted mansion for a story. But what was supposed to be an open-and-shut case soon turns into a murder mystery when the elusive ghost plays a haunting tune.
Refusing to allow his younger half-brother to be institutionalised, a 13-year-old boy takes him to California to participate in a video game competition.
Dr John Holden, an American professor, arrives in the UK to attend a conference. However, his visit soon turns into a mission to expose a satanic cult headed by Dr Julian Karswell.