Dawn Wells - who is best known for her work starring as Mary Ann Summers on Gilligan's Island - has died at 82 of causes related to COVID-19.Her publicist Harlan Boll announced that the actress had died in Los Angeleson Wednesday morning.She starred as the wholesome farm-girl from Winfield, Kansas on the iconic show throughout its storied 98-episode run from 1964 to 1967.Scroll down for video Tough times:Dawn Wells (seen in September 2019) - who is best known for her work starring as Mary Ann on Gilligan's Island - has died at 82 of causes related to COVID-19 Signature role:She starred as the wholesome farm-girl from Winfield, Kansas on the iconic show throughout its storied run from 1964 to 1967Other than Tina Louise - who played Hollywood.