The story concerns the Marlowe family and an abandoned child named Bonnie, who they take into their home after being left with them by a mysterious woman they meet on a day out to a nearby lake. The story is told in first person by Alan Marlowe, the father of the family, who gradually starts to suspect that the subsequent tragic deaths of his children were caused by Bonnie.

• The Godsend
• Malcolm Stoddard
• Cyd Hayman
• Angela Pleasence
• Gabrielle Beaumont