Gangster returns to the scene of his crime to recover hidden loot. His henchmen are frightened by ghosts and ironically turn on their boss, accidentally killing him.; Zandini comes back from the dead to wreak revenge on Dan Kramer, the man who caused his death years ago. Under the influence of Zandini's mind control powers Kramer commits murder and is sentenced to the chair.; Triggerman and train robber Chopper Mack is driven insane by a tune he keeps hearing over and over again. He also sees ghosts everywhere.; Two mine owners inquire about ghostly apparitions in their mine in Mexico. Not believing in ghosts, they enter an accident-prone shaft and perish.; With help of medium Suzi-Q and the pilot's ghost American aviators held captive by false monks can be located and liberated.