This week’s Weekly Drop covers new true crime shows and documentaries airing March 9–15, 2026, including premieres, returning series, and limited docuseries across streaming and broadcast platforms. Release dates, airtimes, and platforms are listed together so you can quickly see what’s arriving and plan your watchlist.

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.

A curated, spoiler-safe roundup of Halloween true crime episodes and documentaries, with where to watch and quick context for each pick. Build your Halloween true crime watchlist fast.