In Showtrial S2, we see the high-profile climate activist Marcus Calderwood left for dead in a violent hit-and-run. But in his dying moments, he reveals his killer is a serving policeman.
It's up to a charismatic and cocky officer, an anxious defense solicitor, and a rigorous CPS lawyer to uncover the truth and reveal whether or not Marcus' death was an accident or a planned attack.
Watch all episodes now on BBC iPlayer!
Watch all episodes now on BBC iPlayer!