The Life and Times of Grizzly Adams: Season 2, Episode 15
A Gentleman Tinker (8 Feb. 1978)
Mad Jack overhears a short Irishman and Tinker (Inventor) discussing gold. Thinking he's found a leprechaun,that'll lead to a pot of gold, he tells Adams. Adams doubts him though,so Jack must prove he's wasn't seeing and hearing things.