When a lighthouse keeper takes in a seal in need and gives to his children to look after, the whole family is drawn into the shadowy world of illegal seal poaching. The family then finds themselves leading the fight to rid their coastal town of the criminals and save the seals.
| Directing | Robert Lynn | Director |
| Sound | Malcolm Lockyer | Music |
| Crew | Stephen Dade | Cinematography |
| Editing | Allan Morrison | Editor |
| Writing | Harry Alan Towers | Writer |
| Directing | Barrie Melrose | Assistant Director |
| Production | Harry Alan Towers | Producer |
| Production | Oliver A. Unger | Producer |