Stranded in the flooded care home, Jack and Simone fight to keep the residents alive - but Nikki discovers that they may be trapped inside with the killer.
| Name | Type | Role | |
|---|---|---|---|
| Michael Crompton | Writer | ||
| Nicholas Woodeson | Guest Star | Derek Galton | |
| Bronwyn James | Guest Star | Hannah Robson | |
| India Eva Rae | Guest Star | Amrita Naidu | |
| Amanda Boxer | Guest Star | Kate Vellecott | |
| Pauline McLynn | Guest Star | Mary Thorpe | |
| David Birrell | Guest Star | Dr. Young | |
| Oliver Devoti | Guest Star | Lt. Jamie Gatley | |
| Siân Phillips | Guest Star | Beattie Elletson | |
| Ryan Hawley | Guest Star | Michael Robson | |
| Lawrence Till | Director |