A summer holiday and an old folk tale bring two 11-year-olds together as they set out to explore just what, or who, is calling to them, from deep within an abandoned tin mine.
| Directing | Lucy Cohen | Director |
| Production | Julia Nottingham | Producer |
| Production | Ariadne Kotsaki | Producer |
| Production | Shaheen Baig | Casting |
| Production | Jonny Boutwood | Casting |
| Art | Iain Andrews | Production Design |
| Costume & Make-Up | Ruth Pease | Makeup & Hair |
| Costume & Make-Up | Oliver Cronk | Costume Designer |
| Sound | Hutch Demouilpied | Original Music Composer |
| Camera | Rachel Clark | Director of Photography |
| Production | Jennifer Monks | Co-Producer |
| Production | Eva Yates | Executive Producer |
| Production | Kristin Irving | Executive Producer |
| Production | Fergus Haycock | Executive Producer |
| Editing | Michael Aaglund | Editor |
| Writing | Lucy Cohen | Writer |