A NASA satellite with a TV camera, accidentally lands on the island instead of the intended target: Mars. The castaways try to communicate their S.O.S. when the camera is operational. However, with the help of a Gilligan goof-up, the castaways are covered with glue and feathers, and the NASA scientists mistakenly believe they are seeing the first proof of life on Mars.
Elenco: Bob Denver , Alan Hale Jr. , Russell Johnson , Jim Backus , Natalie Schafer , Tina Louise , Dawn Wells .