Luther (2010)

Idris Elba delivers a gripping performance as John Luther, a brilliant yet tormented detective navigating London's criminal underbelly. As he confronts heinous murderers, Luther grapples with his own inner demons, which often blur the lines between justice and obsession. This psychological thriller delves deep into the complexities of morality and the toll of crime on the human psyche, showcasing Luther's relentless pursuit of truth while wrestling with his darker impulses. Each episode presents a chilling case that tests his resolve and complicates his already tumultuous life.