Unsolved Mysteries

Season 4

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.
54 Episodes
  • Episode #147
    E1
    Episode #147Episode 1
  • Episode #148
    E2
    Episode #148Episode 2
  • Episode #149
    E3
    Episode #149Episode 3
  • Episode #150
    E4
    Episode #150Episode 4
  • Episode #151
    E5
    Episode #151Episode 5
  • Episode #152
    E6
    Episode #152Episode 6
  • Episode #153
    E7
    Episode #153Episode 7
  • Episode #154
    E8
    Episode #154Episode 8
  • Episode #155
    E9
    Episode #155Episode 9
  • Episode #156
    E10
    Episode #156Episode 10
  • Episode #157
    E11
    Episode #157Episode 11
  • Episode #158
    E12
    Episode #158Episode 12
  • Episode #159
    E13
    Episode #159Episode 13
  • Episode #160
    E14
    Episode #160Episode 14
  • Episode #161
    E15
    Episode #161Episode 15
  • Episode #162
    E16
    Episode #162Episode 16
  • Episode #163
    E17
    Episode #163Episode 17
  • Episode #164
    E18
    Episode #164Episode 18
  • Episode #165
    E19
    Episode #165Episode 19
  • Episode #166
    E20
    Episode #166Episode 20
  • Episode #167
    E21
    Episode #167Episode 21
  • Episode #168
    E22
    Episode #168Episode 22
  • Episode #169
    E23
    Episode #169Episode 23
  • Episode #170
    E24
    Episode #170Episode 24
  • Episode #171
    E25
    Episode #171Episode 25
  • Episode #172
    E26
    Episode #172Episode 26
  • Episode #173
    E27
    Episode #173Episode 27
  • Episode #174
    E28
    Episode #174Episode 28
  • Episode #175
    E29
    Episode #175Episode 29
  • Episode #176
    E30
    Episode #176Episode 30
  • Episode #177
    E31
    Episode #177Episode 31
  • Episode #178
    E32
    Episode #178Episode 32
  • Episode #179
    E33
    Episode #179Episode 33
  • Episode #180
    E34
    Episode #180Episode 34
  • Episode #181
    E35
    Episode #181Episode 35
  • Episode #182
    E36
    Episode #182Episode 36
  • Episode #183
    E37
    Episode #183Episode 37
  • Episode #184
    E38
    Episode #184Episode 38
  • Episode #185
    E39
    Episode #185Episode 39
  • Episode #186
    E40
    Episode #186Episode 40
  • Episode #187
    E41
    Episode #187Episode 41
  • Episode #188
    E42
    Episode #188Episode 42
  • Episode #189
    E43
    Episode #189Episode 43
  • Episode #190
    E44
    Episode #190Episode 44
  • Episode #191
    E45
    Episode #191Episode 45
  • Episode #192
    E46
    Episode #192Episode 46
  • Episode #193
    E47
    Episode #193Episode 47
  • Episode #194
    E48
    Episode #194Episode 48
  • Episode #195
    E49
    Episode #195Episode 49
  • Episode #196
    E50
    Episode #196Episode 50
  • Episode #197
    E51
    Episode #197Episode 51
  • Episode #198
    E52
    Episode #198Episode 52
  • Episode #199
    E53
    Episode #199Episode 53
  • Episode #200
    E54
    Episode #200Episode 54
Cast of Season 4
  • Robert StackHost

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