Gilligan discovers some ancient stone tablets that the Professor thinks may contain the secret of getting them off the island. That night, Gilligan dreams that he is a caveman chiseling a story on a stone tablet three million years ago.
Elenco:
Bob Denver
,
Alan Hale Jr.
,
Russell Johnson
,
Jim Backus
,
Natalie Schafer
,
Tina Louise
,
Dawn Wells
.