Five passengers (Christoper Lee, Roy Castle, Kenny Lynch, Donald Sutherland, and Alan Freeman) sharing a compartment on a train are joined by the mysterious Dr. Schreck (Peter Cushing), who offers to tell their fortunes by reading a deck of Tarot cards, which he refers to as his "house of horrors". As each of the five stories unfolds, the passengers become progressively horrified by Schreck's revelations...