JACK LALANNE, 94
Filmmaker Mark S. Wexler solicits advice on how to live forever from 94-year-old fitness legend Jack LaLanne.                        

BUSTER, 101
A portrait of Buster Martin, the marathon-running, beer drinking, chain-smoking, 101-year old employee of Pimlico Plumbers.

FUNERAL DIRECTORS CONVENTION
Filmmaker Mark S. Wexler roams the floor of a funeral directors convention in Las Vegas, while mortician and poet Thomas Lynch, sums up the surreal gathering.

YOUR ALLOTTED TIME
Sherwin B. Nuland (surgeon and author of “How We Die”) debates the necessity of death with Aubrey de Grey (biogerontologist and author of “Ending Aging”).