Likewise, who is still alive from Gilligan's Island 2018?
Wells and Tina Louise (Ginger), 83, are the only two surviving main cast members these days. The rest of the cast has passed away, leaving just Wells and Louise as the only living former inhabitants of the titular island. The latest one to die was Russell Johnson, who played the Professor.
Secondly, where Is The Real Gilligan's Island located? It is located in Oahu's Kaneohe Bay and is the home of the Institute of Marine Biology. The 1st season island seen in the distance is an island in the Bahamas called Sandy Cay. The best way to see the site where Gilligan's Island was filmed in Kauai is to take a tour.
Also question is, did they ever get off of Gilligan's Island?
Spoiler alert! They never got off the island -- at least not during the regular series. The original "Gilligan's Island" series ran on CBS from 1964 to 1967, but at the end of that run, Gilligan and company were still marooned.
What happened on last episode of Gilligan's Island?
April 17, 1967