Callan brings confusion into a Russian spy network.
| Name | Type | Role | |
|---|---|---|---|
| Robert Banks Stewart | Writer | ||
| Jonathan Burn | Guest Star | ||
| Kenneth Benda | Guest Star | ||
| Harry Towb | Guest Star | ||
| Roger Bizley | Guest Star | ||
| Angela Morant | Guest Star | ||
| Frederick Jaeger | Guest Star | ||
| Peter Duguid | Director |