Batman: The Long Halloween, Part One (2021)
7.3/10 on IMDbReleased Jun 21, 2021

The murders come on holidays, and Batman works with Jim Gordon and Harvey Dent to find a pattern in the attacks on the Falcone family. Start with this half if you want the most sustained police procedural on the list. Keep Part Two ready for the rest of the case.

See all 16 items in this list