In memorial to the passing of Sherwood Schwartz, the creator of Gilligans Island, I present this:
Good and Evil argue over Gilligan in this scene from Gilligan's Planet (1982). I never really watched this show before but the Filmation intro pretty much explains the premise:
This intro also proves the wisdom of Weird Al Yankovic, revealed in the song "Isle Thing":
He'd mess up every rescue
Man, that first mate was illin'
If I was one of those Castaways
I think I'd probably kill 'im