You're Not a True Thriller Fan Until You've Seen This Incredible 5-Season Spy Show

Slow Horses is a five-season, 80-episode spy series.

It is based on Mike Herron's book series.

The story follows MI5 operatives sent to Slough House instead of the elite staff.

River Cartwright is sent there after failing a training exercise.

Jackson Lamb runs the unit, which also deals with a far-right reporter and a kidnapping of a young British-Pakistani student.