From cult investigations to infamous murder cases, here are the must-watch true crime documentary series premiering in early ...
The January 5 premiere revisits Olga Parlante's 2007 murder case that continues to divide investigators and tear her family ...
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What new true crime shows and documentaries are coming on Investigation Discovery in January 2026? Details explored
Investigation Discovery’s January 2026 lineup features new and returning true-crime series exploring cults, cold cases, ...
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