An undercover cop who becomes deeply entangled in the criminal underworld.

The series features a stellar ensemble cast, many of whom are veterans of Game of Thrones .

The late patriarch whose murder ignites the series. Seasons & Status

The volatile heir determined to avenge his father.

Elliot Finch, a low-level chancer who is secretly an undercover police officer, infiltrates the Wallace organization to dismantle it from the inside. Key Characters & Cast

As of April 2026, the series has completed three seasons and is confirmed for a fourth.

The assassination of Finn Wallace, the city's most powerful crime boss for 20 years, creates a massive power vacuum.

The story is set in a modern, multicultural London where a fragile peace between international crime syndicates is shattered.