Description: A trio of present-day children become involved in a conflict between a band of renegades and secret police from the 26th century. 1972 BBC children's television science fiction serial in 6 parts based on the novel by Peter Dickinson, who adapted the book. It features Ian Sharp, Carol Hazell, and Mollie Sugden and was directed by Anna Home. and Paul Stone. A group of present-day children become caught up in a conflict between two groups from the future who have come back into the present. The significance of the title is that the mind of one person of the future is transferred into the family pet dog of one of the children.