investigates the suspicious death of a former colleague, leading him deeper into a conspiracy involving Cold War-era Russian "sleeper" spies.
In this episode, the tension surrounding the "Cicada" sleeper cell theory reaches a breaking point: Slow Horses S02E04 VOSTFR HDTV
Indicates the source of the recording was a High Definition television broadcast. S02E04: Standard notation for Season 2, Episode 4. Where to Watch investigates the suspicious death of a former colleague,