Reilly is still in St Petersburg, and his mission there succeeds - he gets hold of the naval contract between the German and Russian Empires. Meanwhile, Reilly has fallen in love with Nadia, the wife of his friend Count Massino, and his lawyer friend Grammaticoff has some advice for him.
| Name | Type | Role | |
|---|---|---|---|
| Troy Kennedy Martin | Writer | ||
| R.H. Bruce Lockhart | Writer | ||
| Leo McKern | Guest Star | ||
| Aubrey Morris | Guest Star | ||
| Jim Goddard | Director |