A teenage couple kiss one another goodnight when the dead body of a woman is thrown from the top of an apartment block, killing the young man. DC Bain links the dead woman to a dating agency for married people, and DI Alembic goes undercover as a client.
| Name | Type | Role | |
|---|---|---|---|
| Robert Murphy | Writer | ||
| Laura Main | Guest Star | ||
| Amber Agar | Guest Star | ||
| Connor McIntyre | Guest Star | ||
| Amanda Donohoe | Guest Star | ||
| Tim Woodward | Guest Star | ||
| Alexis Conran | Guest Star | ||
| Kris Marshall | Guest Star | ||
| Richard Spence | Director |