When Did Unmasking the Tylenol Killer Premiere?

Name: Unmasking the Tylenol Killer
Released: 2026-10-10

Live Countdown to the Premiere

Unmasking the Tylenol Killer premiered on Saturday, October 10, 2026 — 4 days ago.

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Unmasking the Tylenol Killer premiered on Saturday, October 10, 2026. Unmasking the Tylenol Killer premiered on Saturday, October 10, 2026. Unmasking the Tylenol Killer premiered on Saturday, October 10, 2026. Unmasking the Tylenol Killer premiered on Saturday, October 10, 2026. Unmasking the Tyleno

A detective inspired by an episode of “Unsolved Mysteries” takes on the unsolved case of a death by cyanide. This is a documentary premiere of Unmasking the Tylenol Killer. It airs on Roku Channel.

Unmasking the Tylenol Killer premiered on Saturday, October 10, 2026.

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Premiere dates come from TV Insider's release calendar, enriched with TMDB data, and are rechecked every day. Page updated October 14, 2026.

When Did Unmasking the Tylenol Killer Premiere?

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