Sarah Jane Smith returns to Earth and carries on with her journalist career. Now, in 1981, she has managed to rebuild her career and has come, a matter of days before Christmas, to her Aunt Lavinia's (a famous scientist) house in the sleepy English village of Moreton Harwood to write a book and to rest after her world-travelling assignments. However, her journalist's nose sniffs out another mystery when she arrives to find Aunt Lavinia gone, and nobody knows where she is, but the local rumour is that she was the victim of a local witch coven.
Arthur is the most quotable drunk millionaire that is likely to ever steal your heart. Dudley Moore portrays Arthur, a thirty year old child who will inherit 750 million dollars if he complies with his family's demands and marries the woman of their choosing.
Phillip Filmore is a naive, 15-year-old, preoccupied with sex, who develops a crush on Nicole Mallow, the new 30-something, French housekeeper and sitter to look after him when Phillip's father is out of town for the summer on a "business" trip.