Medvirkende i The UnXplained
William ShatnerSelf - Host / Eksekutiv produsent Michio KakuSelf - Dr. Theoretical Physics Professor Tok ThompsonSelf - Ph. D. Professor of Anthropology Lynn PicknettSelf - Author/Rechercher Iwan MorusSelf - Prof. of History Jim JonesSelf (archive footage) Grand Duchess AnastasiaSelf (archive footage) Czar Nicholas II of RussiaSelf (archive footage) Michael JacksonSelf (archive footage) Tsarina AlexandraSelf (archive footage) Tony CurtisSelf (archive footage) Jean-Claude Van DammeSelf Harry HoudiniSelf (archive footage) John William AnglinSelf (archive footage) Allen Clayton WestSelf (archive footage) Frank Lee MorrisSelf (archive footage) Clarence AnglinSelf (archive footage) Arthur Conan DoyleSelf (archive footage) J. Edgar HooverSelf (archive footage) Jimi HendrixSelf (archive footage) Kurt CobainSelf (archive footage) Brian JonesSelf (archive footage) Janis JoplinSelf (archive footage) Jim MorrisonSelf (archive footage) Amy WinehouseSelf (archive footage) Nikola Teslaarchivefootage Jules Vernearchivefootage Vladimir LeninSelf (archive footage) Joseph StalinSelf (archive footage) Leo J. RyanSelf (archive footage) Karen KuzmaSelf - Sister of John Wayne Gacy Helen MorrisonSelf - Forensic Psychiatrist Kevin BurnsManusforfatter / Eksekutiv produsent William ShatnerSelf - Host / Eksekutiv produsent Kim SheerinEksekutiv produsent Anthony FiorinoEksekutiv produsent 
