Biography:From Wikipedia, the free encyclopedia. Alan Hale, Jr. (March 8, 1921– January 2, 1990) was an American movie and television actor, best known for his role as Skipper (Jonas Grumby) on the popular sitcom Gilligan's Island. Hale was the lookalike son of popular supporting film actor Alan Hale. Description above from the Wikipedia article Alan Hale, licensed under CC-BY-SA, full list of contributors on Wikipedia.