When you can't sleep, the right film is less about entertainment and more about finding something absorbing enough to quiet your thoughts without wiring you further awake. Crime films with genuine emotional reach tend to be the ones focused on what violence costs the people adjacent to it — the grief of proximity rather than the event itself.
Great crime movies when you cant sleep are rare, but when you find them they are unforgettable. Every film on this list has earned its spot through quality, storytelling, and the ability to create exactly the right atmosphere. Come back whenever you need a trusted recommendation.