Realizing he has more control over his leaps than he thought, Sam chooses to make one final leap as himself to tell Beth that Al Calavicci is still alive, preventing their divorce and changing Al's future for the better.
Sam meets Al the Bartender (Bruce McGill), who seems to possess an omniscient understanding of Sam’s journey. [S5E22] Mirror Image - August 8, 1953
The bartender's name, Alberto Bellisario, is a nod to the show's creator, Donald P. Bellisario, who also wrote this final episode. Realizing he has more control over his leaps