Hourglass

S1 E6: Clark is wracked with haunting visions when he meets an old woman, Cassandra Carpenter (Jackie Burroughs), who can see the future. Lex schemes to use Cassandra's gift to glimpse his own destiny and learn more about Clark's secret. Meanwhile, a bitter old man, Harry Bollston (George Murdock), discovers a "fountain of youth" and reverts to a teenager. He then seeks revenge on the descendants of jurors who put him in jail decades ago.