电影《恶魔之夜》讲述Psychologist John Holden flies to London to attend a symposium dedicated to debunking witchcraft and devil-worship, led by Henry Harrington. However, upon his arrival, Holden is informed that Harrington has mysteriously passed away, and he is left to take charge of the event. What Holden is unaware of is that Harringtons death was a result of a dark supernatural force at play.This thrilling tale unfolds as Holden delves deeper into the workings of the cult led by the enigmatic Julian Karswell. As he begins to uncover the sinister secrets behind the apparent facade of fraud, he finds himself entangled in a web of occult practices and demonic forces that threaten to consume him.As the plot thickens and the suspense builds, the audience is taken on a heart-pounding journey of mystery and terror. With each revelation bringing Holden closer to the chilling truth, the stakes are raised, and the line between reality and nightmare blurs.In the end, "American psychologist John Holden arrives in London" keeps viewers on the edge of their seats with its gripping storyline, unexpected twists, and spine-tingling atmosphere. A chilling exploration of the supernatural and the unknown, this film is sure to leave audiences spellbound.