Your weekly guide to every true crime premiere, returning series, and new documentary dropping March 30 to April 5, 2026. We track what's confirmed, when it airs, and where to watch across major networks and streaming platforms.

The March edition of New True Crime Shows & Documentaries – March 2026 Edition tracks every confirmed premiere landing across broadcast, cable, and streaming this month. From returning franchises to newly announced investigations, each entry is listed with verified release dates, platforms, and concise summaries so you can plan your watchlist without digging through press releases.