Louan Gideon (November 12, 1955 – February 3, 2014) was an American actress best known for her role as antagonist Danielle Atron on Nickelodeon's "The Secret World of Alex Mack". She was also the last actress to play Liza Walton Sentell on the long-running soap opera "Search for Tomorrow".
Louan Gideon was 70 when he died
Based on the dates given he was 68 when he died. I think the computer has a hard time understanding dates