Zero-X, a manned exploration mission crashes during lift-off on its maiden flight. Two years later an investigative committee finally concludes sabotage, and decides to call on the services of International Rescue to oversee security at the impending second launch. The second Zero-X successfully reaches its destination, but encounters unexpected hazards, ultimately leading to another call for assistance on its return to Earth. International Rescue respond, and once again Thunderbirds are GO!

Five strangers board a train and are joined by a mysterious fortune teller who offers to read their Tarot cards. Five separate stories unfold: An architect returns to his ancestoral home to find a werewolf out for revenge; a doctor discovers his new wife is a vampire; a huge plant takes over a house; a musician gets involved with voodoo; an art critic is pursued by a disembodied hand.