Somerset 1850. Two boys exploring an underground cave, divert the course of a river and drastically change the lives of the people of two villages.
| Directing | Diarmuid Lawrence | Director |
| Writing | James Andrew Hall | Screenplay |
| Writing | Thomas Hardy | Book |
| Camera | Ray Orton | Director of Photography |
| Production | Pamela Lonsdale | Producer |
| Production | Ian Shand | Executive Producer |
| Editing | Chris Ridsdale | Editor |
| Production | Ann Fielden | Casting |
| Art | Keith Wilson | Production Design |
| Costume & Make-Up | Reg Samuel | Costume Designer |
| Costume & Make-Up | Elizabeth Moss | Makeup Artist |
| Directing | Lesley Cross | Continuity |
| Production | Jeanne Ferber | Production Manager |
| Directing | Ron Jackson | First Assistant Director |
| Sound | Laurie Clarkson | Sound Mixer |
| Production | Linda Taylor | Production Coordinator |
| Sound | Sam Morris | Boom Operator |
| Production | Irena Butcher | Production Accountant |
| Art | Bill Draper | Construction Coordinator |
| Art | Dave Newton | Property Master |
| Lighting | Andy Ellaway | Electrician |
| Camera | Mickey Lynch | Grip |
| Editing | Rupert Miles | Assistant Editor |