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    Unsolved Mysteries Poster
    Host Robert Stack presides over an investigation into unsolved mysteries ranging from murders to UFO sightings. Through reenactments and interviews, viewers are presented with the known facts of each case. Anyone with additional information is then urged to contact the show's producers via a toll-free telephone number.

       

     Season 16

    Episode 9     - Episode #1.1
    Episode 8     - Episode #1.1
    Episode 7     - Episode #1.1

     Season 13

    Episode 9       - Episode #511
    Episode 5       - Episode #507
    Episode 2       - Episode #504
    Episode 1       - Episode #503

     Season 12

    Episode 7     - Episode #455
    Episode 6     - Episode #454
    Episode 4     - Episode #452
    Episode 1     - Episode #449

     Season 9

     Season 8

     Season 7

     Season 6

     Season 5

     Season 4

     Season 3

     Season 2

     Season 1