The UnXplained S4, E17

The show will explore the facts behind the world's most fascinating, strange and inexplicable mysteries.

Cast:William Shatner , Michio Kaku , Jonathan Young , Tok Thompson , Andrew Collins , David Whitehead , Michael Dennin , Travis Taylor , Dominic Steavu , Hugh Newman , Lynne S. McNeill , Lynn Picknett , Amir Hussain , Ariel Bar Tzadok , Robert R. Cargill , Kirsten Fisher , Nick Pope , Kathleen McGowan Coppens