I Knew My Murderer
This true crime series investigates shocking cases of people murdered by those close to them. From couples and friends to co-workers and relatives, each episode tells a single story of a deep relationship that turned deadly and of crimes fuelled by jealousy, rage, greed, unrequited love and hatred. Chilling cases involve murderous husbands and money-grabbing wives, lethal love triangles and deadly feuds.
Top cast
Below are the streaming services currently carrying the TV show “I Knew My Murderer” in the United States, along with how each offers it (subscription, buy, or rent) and a direct link. Licensing differs by market, so availability in the United States can differ from other countries.
Where to watch I Knew My Murderer in United States
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Not currently available on the supported providers in United States.
Availability can change as licenses rotate — confirm on the provider’s page before subscribing. Last checked: 16 Sept 2026.