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Best Mystery TV Shows to Watch Now on Plex (Free)

Discover the best Mystery TV Shows of all time on Plex (Free) with our comprehensive list. From classic favorites to new releases. Watch the best Mystery TV Shows ever on Plex (Free), add them to your watchlist now.
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Popular Mystery TV Shows

 The Bridge Poster
TV

The Bridge (2011)

 Murder, She Wrote Poster
Watch Now
TV

Murder, She Wrote (1984)

Prime Video

Promoted

Recently Added Mystery TV Shows

 The Better Sister Poster
Watch Now
TV

The Better Sister (2025)

Prime Video

Promoted

 The Christmas Killings Hosted by Nancy Grace Poster
TV

The Christmas Killings Hosted by Nancy Grace (2024)

Drama Mystery TV Shows

 The Bridge Poster
TV

The Bridge (2011)

 Death in Paradise Poster
Watch Now
TV

Death in Paradise (2011)

Prime Video

Promoted

Thriller Mystery TV Shows

Suspense Mystery TV Shows

Supernatural Mystery TV Shows

 The Last Anniversary Poster
Watch Now
TV

The Last Anniversary (2025)

Prime Video

Promoted

 Eerie, Indiana Poster
TV

Eerie, Indiana (1991)

Fantasy Mystery TV Shows

 Encounter Party Poster
TV

Encounter Party (2023)

 The Doctor Blake Mysteries Poster
Watch Now
TV

The Doctor Blake Mysteries (2013)

Prime Video

Promoted

Crime Mystery TV Shows

 Outer Range Poster
Watch Now
TV

Outer Range (2022)

Prime Video

Promoted

 Unsolved Mysteries Poster
TV

Unsolved Mysteries (1987)

Action & Adventure Mystery TV Shows

 Follow Me... Poster
TV

Follow Me... (1977)

 The Alfred Hitchcock Hour Poster
Watch Now
TV

The Alfred Hitchcock Hour (1962)

Prime Video

Promoted

Adaptation Mystery TV Shows

 Mouse Poster
Watch Now
TV

Mouse (2021)

Prime Video

Promoted

 A Touch of Frost Poster
TV

A Touch of Frost (1992)

Romance Mystery TV Shows

Horror Mystery TV Shows

 Haunted Case Files Poster
TV

Haunted Case Files (2016)