Four teenagers at a British private school secretly uncover and explore the depths of a sealed underground hole created decades ago as a possible bomb shelter.
Liz Dunn
Mike Steel
Frances 'Frankie' Almond Smith
Geoff Bingham
Dr. Philippa Horwood
DCS Tom Howard
Daisy
DI Chapman
Martyn Taylor
Minnie (as Gemma Powell)
Mrs. Dunn
Gillian
Policewoman
Solicitor
Boy in School
Doctor
Reporter
Producer
Line Producer
Director
Production Design
Executive Producer
Director of Photography
Screenplay
Costume Design
Editor
Art Direction
Original Music Composer
Novel
Makeup Artist
Hairstylist
Foley Artist
Casting
Sound
