| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 Jeremy Isaacs | Crew | Production | Producer | 24 |
Pat Mitchell | Crew | Production | Producer | 24 |
Tessa Coombs | Crew | Directing | Director | 1 |
George Blake | Cast | Self | 1 | |
 John F. Kennedy | Cast | Actor | Self (archive footage) (uncredited) | 1 |
 Kenneth Branagh | Cast | Actor | 24 | |
 Ngô Đình Diệm | Cast | Actor | Self (archive footage) | 1 |
 Wojciech Jaruzelski | Cast | Actor | Self | 3 |
Melvin Goodman | Cast | Self | 1 | |
Oleg Gordievsky | Cast | Self | 1 | |
 Aldrich Ames | Cast | Actor | Self (archive footage) | 1 |
Adolf Tolkachev | Cast | Self (archive footage) | 1 | |
Joe Bulik | Cast | Self | 1 | |
 Anastasio Somoza Debayle | Cast | Actor | Self (archive footage) | 1 |
| Person | Type | Job | Role(s) | Episodes |
