One by one, all of the Castaways mysteriously disappear. Gilligan then dreams that he is Dr. Jekyll and Mr. Hyde. In the end, Gilligan rescues them from the hidden World War II munitions pit that they have all fallen into.
Elenco:
Bob Denver
,
Alan Hale Jr.
,
Russell Johnson
,
Jim Backus
,
Natalie Schafer
,
Tina Louise
,
Dawn Wells
.