Once more, George Smiley is brought out of retirement to look into the murder of an old colleague.
| Name | Type | Role | |
|---|---|---|---|
| John le Carré | Writer | ||
| Curd Jürgens | Guest Star | ||
| Eileen Atkins | Guest Star | ||
| Michael Elphick | Guest Star | ||
| Dudley Sutton | Guest Star | ||
| Bill Paterson | Guest Star | ||
| Michael Gough | Guest Star | ||
| Simon Langton | Director |