Leah and Nate, estranged siblings reunited after the death of their long-absent father, who bequeaths them his English country estate. Determined to leave their troubled past behind, they agree to sell the property. But when a mysterious woman named Ruth arrives, their plans unravel over the next terrifying twenty-four hours as they are besieged by an ominous cult — and hunted by someone, or something, lurking beneath.
| Actor | Role |
|---|---|
| Leah | |
| Nate | |
| Ruth | |
| John | |
| MMichael AgarNot listed | Not listed |
| Not listed | |
| Not listed | |
| OOliver Branson-ColeCultist | Cultist |
| MMark HolowniaNot listed | Not listed |