Follow a dysfunctional team of MI5 agents—and their obnoxious boss, the notorious Jackson Lamb—as they navigate the espionage world's smoke and mirrors to defend England from sinister forces.

'Slow Horses' is lauded for its fresh espionage approach, focusing on imperfect MI5 agents, and standout performances, particularly Gary Oldman as Jackson Lamb. The series is celebrated for its complex plot, dark humor, and character growth. However, some critics argue it becomes predictable, relies too much on clichés, and features unrealistic characters and plot points. There are also mixed views on its political themes and character representation. Despite these issues, many find the series captivating and recommendable.