The members of the Ghost Squad determine to keep the evil Dr. Purcell from succeeding in his plan to have his ghostly accomplices take over the temporarily vacated bodies of living beings.
While staying with her eccentric aunt and uncle on the foggy California coast, T.J. finds herself involved in an unusual adventure when she helps the ghost of a nineteenth-century stowaway find a ring that will help free him to his future.
Mimi, Papa, Christina, and Grant travel to Tombstone, Arizona, and find themselves helping new friends, Jorge and Rosita, uncover the secret of the haunted mine.
Twins Mary-Kate and Ashley investigate an outdoor maze to see if it is haunted. When they confront a ghost, they return to find out if the ghost is real.
Miss Wilkinson has lived with her beloved cat Tommy Douglas for seventeen years, and when Tommy dies, Miss Wilkinson isn't sure how to go on with her life, until Tommy Douglas visits her in a dream.
A mischievous poltergeist describes the havoc he creates in the life of a family occupying a four-room apartment as more and more relatives keep arriving and add to the confusion.