Mysteries covered in this show focus on some of pop culture's biggest icons. Did Mama Cass choke to death? Did George Reeves (Superman) commit suicide by jumping off a building and trying to fly? And, what mystery surrounds Joan Rivers? Finally, what's the truth about Harry Houdini's death, which is discussed by Houdini expert Dorothy Dietrich from The Houdini Museum in Scranton, PA.
