Rikky and her brother Pete struggle to keep their lives from spinning out of control in small town Australia.

Mysterious old solicitor Mr. Blunden visits Mrs. Allen and her young children in their squalid, tiny Camden Town flat and makes her an offer she cannot refuse. The family become the housekeepers to a derelict country mansion in the charge of the solicitors. One day the children meet the spirits of two other children who died in the mansion nearly a hundred years prior. The children prepare a magic potion that allows them to travel backwards in time to the era of the ghost children. Will the children be able to help their new friends and what will happen to them if they do?

In the London of 1537, two boys resembling each other exactly meet accidentally and exchange "roles" for a short while. After many adventures, the prince regains his rightful identity and graciously makes his "twin" a ward of the court.

Police drama. The sleuths of Scotland Yard try to solve a series of burglaries.