When a woman confesses to murdering her husband, the Lyell team must determine if all is as it seems. Meanwhile, Simone is shocked to be reunited with a detective from her childhood and struggles to untangle her past.
| Name | Type | Role | |
|---|---|---|---|
| Caroline Carver | Writer | ||
| Simon Lipkin | Guest Star | Darryl Simmonds | |
| Gina Bramhill | Guest Star | Fiona Mashaba | |
| Duncan Preston | Guest Star | DI Johnny Campbell | |
| Ella Schrey-Yeats | Guest Star | Ellie Clarke | |
| Matthew Gravelle | Guest Star | Tom Faulkner | |
| Nadia Albina | Guest Star | Emma Caulfield | |
| Sutara Gayle | Guest Star | Gloria Mason-Walker | |
| Christine Bottomley | Guest Star | Florence Clarke | |
| Paul Thornley | Guest Star | Hugh Caulfield | |
| Hugh Quarshie | Guest Star | Jomo Mashaba | |
| Lainy Boyle | Guest Star | Desk Officer | |
| Laura Marcus | Guest Star | Mia Clarke | |
| Lloyd Everitt | Guest Star | David Mashaba | |
| Adam Clayton-Smith | Guest Star | Richard Clarke | |
| Tracey Larcombe | Director |