Seven people go on a three hour tour out of Hawaii. A bad storm hits and they end up shipwrecked on a deserted island. Many zany adventures ensue, mainly due to Gilligan's ineptness. The group includes the Skipper, Gilligan, Mr. & Mrs. Howell, two married millionaires, Ginger Grant a movie star, Mary Ann the simple girl next door and The Professor who seems to have a very wide field of knowledge.
The castaways wake up with the Minnow beached on the island, the Skipper and Gilligan work on a raft then take off with it to find help. The professor discovers artifacts from a tribe of head hunters called the Marubi in a cave and sets a trap for the head hunters in case they show up.
The Skipper wants the castaways to build a community hut because the is a bad tropical storm on the way. However, none of them can work together so they all start building their own huts.
Gilligan stands night watch as they are unfamiliar with the island yet. During the night, someone steals from the supply hut and the Skipper believes that it is voodoo.
The Skipper starts sleepwalking and reliving a World War II experience, he thinks Gilligan is one of his Navy mates and tries to have Gilligan help him convert the receiver into a transmitter.
Gilligan discovers a airplane while going through the jungle, the plane turns out to belong to Wrongway Feldman. Feldman disappeared years before.
The Skipper and Mr. Howell run for president of the island with surprising results.
Gilligan finds a duck while a blight is hitting the island and the rest of the islanders start hungrily eyeing his pet duck.
The professor tries to make nails that can be used to repair the Minnow. A glue like sap is then discovered by Gilligan that seems to work like magic.
While doing work for Mr. Howell, Gilligan falls in a hole and discovers one of the island's valuable resources; meanwhile, the girls are fishing and latch onto a possible way off the island for the castaways.
While digging near the lagoon, the idol of Kona is discovered and the Skipper who is deeply superstitious believes that something really bad will happen unless the idol is put to rest.
Ginger is depressed because a play written especially with her in mind for the lead is not going to star her. Gilligan talks Mr. Howell into putting on the play there on the island to see if it is something he would like to produce back home. Then during practice, Mr. Howell looses track of why they are putting on the play and puts Lovey in the lead role instead of Ginger.
The castaways reminisce about things that have happened to them on the island once they hear a news broadcast about a Coast Guard cutter being on the way to rescue the Minnow survivors.
Mr. Howell ends up betting on sinking golf putts with Gilligan and Gilligan wins 3 million dollars, Mr. Howell tries to figure out a way to trick Gilligan out of the money.
The castaways well runs out of water, Gilligan is put on guard duty over the remaining water supply.
Gilligan is in the lagoon trying to catch food and see's what he thinks is a sea serpent. Later it turns out to be a Japanese world war II mini one man submarine who's pilot is not aware that World War II has been over for more than 20 years.
While digging a barbque pit for Mr. Howell, Gilligan comes across a treasure chest. A battle ensues over who's property the chest is.
A gangster comes to the island posing as a doctor.
It is a normal day on the island, the Skipper and Gilligan are working on their normal projects for their little community. Meanwhile, the Pentagon decides to test a new missile, the target they choose is the Castaways island.
Gilligan see's a jungle boy while he is out and about on the island and no one believes him when he tells the castaways about the boy.
Tired of waiting for huts of their own, the women go on strike and then it is men vs. women as the guys come up with a plan to get them back.
A surfer rides his board into the lagoon and then becomes more infatuated with Ginger and Mary Ann than returning to civilization so the castaways can be rescued.
Mrs. Howell's diamond broach disappears and then Mrs. Howell disappears.
When Gilligan's attempt to rescue Mary Ann fails and both of them has to be rescued by the Skipper, Gilligan gets a inferiority complex and the castaways devise schemes to help him feel like a hero.
Wrongway Feldman returns to enjoy the island life he had before and the castaways try to come up with ways to get him to go back to civilization to help with their rescue.
Mrs. Howell gets bored because she is missing all her society activities and decides to get Gilligan and Mary Ann together as a couple.
Gilligan becomes infatuated with drumming and Mrs. Howell realizes that she misses music so she gets the castaways to form a island band. Gilligan's drumming is interpreted as war drums by natives on a nearby island.
The castaways become concerned when Gilligan hears gangsters talking on the island and the Skipper confirms it. Once they discover the gangsters, Mr. Howell's greed kicks in and he wants to find their loot.
After winning 39 turtle races, Mr. Howell wants to win the 40th. He talks the Skipper into betting Gilligan's services as a houseboy and soon starts to wish he had left well enough alone.
Gilligan finds the 'Eye of the Idol' which legend has it, can grant 3 wishes according to his best friend the Skipper. The professor objects and says there is no such thing as the wishes and that anything that might happen is pure coincidence.
When the castaways have a possible chance of rescue because of Navy activities in the area, the Skipper gets amnesia and thinks everyone is Japanese soldiers.
Gilligan is keeping a secret that is driving the rest of the castaways up a wall with curiosity to discover what it is.
The Skipper has to go on a crash diet when he realizes that he weighs too much to re-enlist in the Navy again. Meanwhile, the professor invents a phosphorescent dye that he hopes will work for signalling passing ships.
While fishing Gilligan finds a magicians trunk with all types of stage props in it. Later Gilligan feels useless when he overhears the other castaways talking about him and uses Ginger's trick to vanish.
An eccentric painter is discovered living on the island and the castaways attempt to get him to help them get rescued.
After Gilligan saves Mrs. Howel's life, he is adopted by the Howell's. He soon discovers that life among the rich and famous is not all it is cracked up to be, even on a deserted island.
Gilligan gets a injured nose when he falls out of a Palm Tree while collecting coconuts. His nose swells up causing him to have emotional issues with his looks. He then decides he wants the professor to give him a new nose.
A native family from a nearby island visits looking for a husband for their daughter. Gilligan becomes the prime candidate.
The castaways decide to hold a beauty contest to decide who the prettiest woman on the island is with Gilligan being conned into being the judge.
An exiled dictator is dropped off onto the island until it is safe for him to return to his country.
Gilligan is bitten by a bat and becomes obsessed with becoming a vampire because of it. He moves away from the rest of the castaways into a cave on the other side of the island. Gilligan then has a nightmare about being the Count living in a castle in Transylvania.
Gilligan keeps seeing his double and the rest of the castaways do not believe him.
Complete episode guide for Gilligan's Island with detailed information about every season and episode including air dates, summaries, ratings, and streaming availability in Japan.
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A Mars probe mistakenly comes down on the island and when the professor repairs the camera, scientists believe they are getting images of Mars Meanwhile Mr. Howell has put Gilligan to work on a secret project for his anniversary.
Gilligan hears his sweepstakes ticket numbers called off on the radio and wins a million dollars, Mr. Howell then invites Gilligan to become a member of the Howell's exclusive millionaires club.
Gilligan is trying to catch some nice lobsters in the lagoon so everyone can have a great dinner. Meanwhile, the professor notices that the water is getting higher on the measuring stick out in the lagoon that he is using to figure out if the island is sinking or not. While all this is occurring the women decide that the island needs to be landscaped around the huts.
Gilligan finds a ship and the castaways salvage the cargo then come up with a scheme to get rescued.
A radio news report announces that Mr. Howell has lost all his fortune and the castaways have to deal with the results.
When two Russian Cosmonauts land in the lagoon, the castaways hope for rescue blossoms. They try everything they can to appease the cosmonauts and appear as the harmless people that they are.
Gilligan accidentally becomes a radio receiver after he has a accident when he and the Skipper are preparing for a coming typhoon.
When the Skipper realizes that they have to have a chain of command on the island if something ever happens to him, Chaos ensues with Gilligan's help.
The members of a popular rock band known as the Mosquitoes (played by The Wellingtons, who do the Gilligan's Island theme for seasons 2-3) come to the island to get away from their fans so they can practice their music in peace. When the castaways find out that it will be quite a while before they can get off the island, they try to get the group to leave early.
Gilligan is bitten by a bug and the professor gives him 24 hours to live.
While fishing, Gilligan reels in a world war II mine and that ends up being activated.
A rich playgirl comes to the island with the intent of turning it into a resort, the Howells prefer to be rescued by someone else.
The castaways suspect that a murder is among them when a newspaper makes its way onto the island.
After a bad storm, a trans-ocean communications cable is washed up into the lagoon and the castaways try to contact civilization.
When the other castaways start acting odd around Mary Ann she thinks she has eaten poisonous mushrooms and is dying.
Gilligan discovers an island bush with seeds that make mind reading possible.
Everyone receives an invitation to the Howells' party except the Skipper.
An experimental robot launched by the Air Force parachutes onto the island.
Mr. Howell organizes an army and appoints himself general after the castaways are attacked.
After so much time on the island with just the 7 people, the castaways are starting to go a bit island crazy. Snapping at each other for the littlest thing. The professor and Ginger come up with a way to relieve the pressure and tell everyone that Ginger is fortune teller. Gilligan is especially easy to convince.
A caged circus lion escapes after washing ashore on the island.
Hot water spurting from beneath the island warns the castaways that a volcano is about to erupt.
While listening to the radio, the castaways find out that a imposter has been posing as Mr. Howell in order to get his money.
Gilligan starts seeing a ghost on the island but no one will believe him.
The Skipper becomes allergic to Gilligan and the Professor tries to figure out why.
A mad doctor visits the island and promises rescue, however when he takes the castaways to his nearby island they are in for a spooky surprise.
The castaways are starting to suffer from vitamin C deficiency. They are getting weaker as time goes by and Gilligan has the last orange. After the last orange shrivels and Gilligan is standing guard over the seeds he has a Jack and the Giant dream. Of note is, when the giant Skipper is chasing small Gilligan around the orange cases, small Gilligan is played by Bob Denver's son.
While listening to the news on the radio, the castaways discover that the minister who married the Howells was not actually ordained so all the marriages are invalid.
When a radio active meteor hits the island, the castaways fear they have a limited time to live because of the radiation.
While fishing Gilligan reels in a crate of vegetables. The castaways are astonished at some of the properties of the vegetables until they discover that they are radioactive.
Harold Hecuba, a movie producer is shipwrecked on the island and the castaways try to get him to to help rescue them. They then end up putting on a musical to get his attention.
Gilligan causes problems for the rest of the castaways when he discovers a cave that is full of sacred native artifacts. Things get complicated as a native Witch Doctor who is visiting the island, starts to punish the group for taking and using the items.
Mr. Howell revises his will, leaving each castaway a piece of his valuable estate, then thing take a turn when a series of strange accidents aimed at Mr. Howell start to happen.
A world famous butterfly hunter comes to the island and promises the castaways he will help them get off the island if they help him find and catch a rare butterfly.
After Gilligan's hair turns white over night, he believes he is becoming an old man.
Mad Doctor Balinkoff returns to the island and uses the castaways without their knowledge as part of his plan to rob Fort Knox.
When Gilligan has vision problems, special berries are needed to restore his vision, meanwhile the castaways are unaware of headhunters that have arrived on the island.
Gilligan catches a old brief case while fishing that has U.S. Government Top Secret stamped on it and handcuffs on the handle. The castaways start speculating what the briefcase may contain.
The Skipper finds a note saying Mrs. Howell has been kidnapped, Mr. Howell pays the ransom and she is returned. They then find out that all the women on the island are going to be kidnapped again and again.
The castaways start disappearing one by one, since at first Gilligan is the only one who is with the women and he starts to think he is the cause of their vanishing. He then has a Dr. Jekyll and Mr. Hyde nightmare.
The castaways work to help a plain woman who has arrived on the island to gain confidence in herself after a failed relationship so she will help them get off the island and return to civilization.
After the castaways decide that they need law and order on the island, Gilligan goes overboard when he is elected to be the Skipper's deputy.
A man takes a dare in a radio contest and allows himself to be marooned on the island for a week in order to win $10,000.
The Skipper becomes depressed after hearing a bulletin on the radio that blames him for the loss of the Minow and the stranding of the castaways.
After a big game hunter lands on the island, he decides to hunt the ultimate prey. Gilligan is then chosen as the one most likely to give a good hunt.
Mr. Howell becomes upset with the rest of the male castaways when Lovey starts to find mysterious love notes under her pillow from a secret admirer.
A mysterious ape man appears on the island and steels food, supplies and Ginger.
Gilligan is hit by lightning and gets a stone bowling ball stuck on his hand. While the Professor and Skipper are trying to get the rock off, the rock is struck by lightning and Gilligan turns invisible.
The professor determines that a manned space capsule will pass over the island, then they start figuring out ways to get the astronauts attention.
While taking the Howells for a drive, Gilligan discovers a head hunter totem pole with a replica of his head on it. Later the castaways are taken prisoner and Gilligan has to save them.
After accidentally knocking herself out, Mary Ann revives thinking she is Ginger.
Gilligan discovers an incomplete stone tablet with hieroglyphics on it. The Professor interprets the markings to be a map of how to get off the island. The castaways then search all the caves on the island for the missing pieces of the tablet.
An island girl declares she is Gilligan's slave forever after he saves her from drowning.
Gilligan finds a Buck Rogers style jet pack that was lost by the navy. The professor works to make fuel for it so they can be rescued from the island.
When a injured homing pigeon is found on the island, the castaways hope the bird will lead to their rescue when they start communicating with it's keeper.
The navy has a crate of plastic explosives washed overboard and Gilligan finds it. The castaways make all kinds of things out of it before discovering what it actually is.
Members of a nearby island tribe arrive on the island in search of a female to sacrifice to their volcano god, in hopes of a possible rescue, the castaways try to provide them with one.