Isaac Stone is a fictional character portrayed by Jeff Fahey in the TV series The Librarians.
In the first episode they appeared in, titled And What Lies Beneath the Stones (season 2), they were 62 years old.
They appear in 1 episodes out of a total of 42 aired
Episodes1
And What Lies Beneath the Stones
episode S2.E3 november 2015The Librarians must come clean and tell the truth after a shape-shifting entity that grows stronger when lies are told is freed.