An index of tropes regarding different episodes of any television series.

Not to be confused with the British {{sitcom}} [[{{Series/Episodes}} of the same name]].

[[folder:Character-centered episode]]
Episodes focusing on specific character(s), or on their personality traits.
* AgelessBirthdayEpisode: Same as below, except [[NotAllowedToGrowUp without any visible increase in age]].
* BirthdayEpisode: Where a character's birthday is celebrated.
* TheBusCameBack: A long gone character comes back.
* ADayInTheLimelight: A secondary character shifts into the narrative focus for one episode.
* GenderSeparatedEnsembleEpisode: The ensemble cast is split by gender for one episode, with their separate plots.
* GirlsNightOutEpisode: The female characters shift into exclusive spotlight for one episode. May be related to the above.
* LowerDeckEpisode: Minor supporting characters shift into spotlight for one episode.
* OriginsEpisode: The origin of a previously introduced character is explained.
* VillainEpisode: The antagonists shift into the spotlight.
* WalkOnTheWildSideEpisode: The responsible character becomes wild and spontaneous.
* WelcomeEpisode: The POV character is introduced to an established character group.
* WhatDoTheyFearEpisode: The characters try to discover each other's deepest fears.
* WithAFootOnTheBus: It looks like a character might leave, but they don't.

[[folder:Contest/game/sports episode]]
Episodes where the main cast participates in sports or other kinds of games and contests.
* BaseballEpisode: The characters train for and participate in a baseball game.
* TheBoxingEpisode: The characters train for, participate in, or attend a boxing match.
* EvasiveFightThreadEpisode: The characters compete in some discipline but the outcome is never revealed.
* MiniGolfEpisode: The characters visit a mini-golf course- competition ensues.
* TheOlympics: The characters partake in the Olympics, whether a local version or the real deal.
* PaintballEpisode: The characters train for and participate in a paintball game.
* RPGEpisode: The characters play a role-playing game for most of the episode.
* TownContestEpisode: The characters participate in a town-wide contest in some discipline.

[[folder:Genre shift episode]]
The show switches genres for one episode, but keeps the main cast.
* AlternateRealityEpisode: The actors play different characters in an alternate universe.
* CowboyEpisode: The characters visit the [[TheWildWest historical American frontier]] ([[TheWestern or any vaguely similar setting]]).
* FairyTaleEpisode: The characters reenact a ([[FracturedFairyTale parody]] of a) famous fairy tale.
* NoirEpisode: Episode shot in the style of ''{{film noir}}''. [[DeliberatelyMonochrome Black-and-white visuals]] and [[CharacterNarrator first-person narrations]] are usually mandatory.
* ParodyEpisode: Comedic episode parodying something.
* RhymingEpisode: The characters are cast in a story where they rhyme all the time.
* SitcomHomageEpisode: Episode spoofing a classic {{situation comedy}} show.
* StorybookEpisode: The characters are cast as fairy tale archetypes.
* SuperheroEpisode: The characters gain superpowers (or at least fancy costumes) and fight crime for an episode.

[[folder:Illness episode]]
Episodes where members of the main cast fall ill or are injured.
* AmnesiaEpisode: Someone loses their memory. {{Hilarity|Ensues}} may or may not ensue.
* ContaminationSituation: Characters are exposed to a potentially deadly pathogen that infects them.
* TheDentistEpisode: A character has to visit the dentist.
* FeverDreamEpisode: A character is sick and has bad trips the entire episode.
* LostVoicePlot: A character loses their voice (whether by disease, magic, or just straining it), and they must get it back.
* SickEpisode: One or more characters fall ill and the others tend to them.
* SingleEpisodeHandicap: A character is handicapped for an episode.
* TheTonsillitisEpisode: A character has tonsillitis.

[[folder:(Non-)continuity episode]]
Episodes important (or completely irrelevant) to the show's overall continuity.
* BizarroEpisode: Episode without any connection to the prior or following continuity.
* BreatherEpisode: Light-hearted episode wedged in-between emotionally taxing ones.
* {{Crossover}}: Episode that mixes in characters and settings from another series.
* DenouementEpisode: Series finale episode that cleans up loose ends after the main story arc is concluded.
* {{Filler}}: Standalone episode produced solely to postpone advancing the main story arc. Adaptations may use it to avoid [[OvertookTheManga running out of source material]].
* GrandFinale: The epicly definitive conclusion of a whole series.
* InnocuouslyImportantEpisode: Episode that subtly sets up the future story arc.
* MidSeasonTwist: A WhamEpisode that happens midway through the season.
* NonIndicativeFirstEpisode: First episode whose contents don't reflect the rest of the show adequately.
* {{Pilot}}: An episode or (short) film made to launch a new series; a prototype of a series {{premiere}}.
* PoorlyDisguisedPilot: An episode introducing new characters or a storyline for a potential {{spin off}} series.
* {{Premiere}}: The first official episode of a series, which may or may not overlap with the {{pilot}} episode.
* StandaloneEpisode: Episode that can be enjoyed without any prior knowledge of the series.
* SynchronousEpisodes: Several consecutively broadcast episodes take place at the same time in-story.
* RecapEpisode: Episode that sums up previous story developments.
* SeasonFinale: The last episode of a season, and (usually) of a seasonal story arc.
* SequelEpisode: Episode that continues the storyline of a much earlier one.
* SeriesFauxnale: Episode produced as a grand finale for the series that didn't end after it.
* StockSeriesFinales: Common plots often used in final episodes of shows.
* StockSitcomGrandFinale: Common plots for ending a {{situation comedy}} series.
* UnexpectedlyDarkEpisode: Episode that is dark for a light-hearted show, but doesn't leave an impact on the show.
* VerySpecialEpisode: Episode in an otherwise lighthearted series in which the characters deal with serious real-life issues.
* WhamEpisode: Episode produced to surprise or shock the viewers.
* WholeEpisodeFlashback: Episode consisting mainly of one long flashback.

[[folder:Production trivia episode]]
Episodes notable for unusual format or production details.
* BannedEpisode: An episode that was removed from the air, whether by the TV networks or [[BannedInChina national censors]].
* BonusEpisode: Episode that never aired but was added to the retail version.
* BottleEpisode: Low-budget episode to preserve production expenses for later.
* ClipShow: Episode (usually a form of RecapEpisode) that is largely made up of actual clips from earlier episodes.
* ExtraLongEpisode: Episode that is longer than usual for the show, season, or format.
* InMemoriam: Episode dedicated to a person who passed away recently in real life.
* LiveEpisode: Episode that is shot and broadcast in real time.
* MissingEpisode: An episode which is missing from most broadcasts and retail versions.
* MultiPartEpisode: Episode split into several parts for broadcast.
* NoDialogueEpisode: Episode without any spoken lines.
* ThreeDimensionalEpisode: Episode produced to be watched with 3-D glasses on.
* UnfinishedEpisode: An episode that never gets finished or made.
* UnInstallment: The series skips a number in its episode/installment progression.
* VignetteEpisode: Episode composed of several vignettes.
* {{Webisode}}: Episode only available on the internet.

[[folder:Significant date episode]]
Episodes that revolve around what the characters do (or not) to celebrate culturally significant dates, especially holidays.
* AprilFoolsPlot: It's April Fools Day and everyone is having fun.
* ChristmasEpisode: It's Christmas Eve and everyone is having fun. May feature YetAnotherChristmasCarol.
* CrappyHolidays: It's holiday season but nobody is having fun.
* ElectionDayEpisode: It's an election day, and someone is involved in a campaign for office.
* FestivalEpisode: It's festival season and the Japanese are having fun.
* HalloweenEpisode: It's Halloween and everybody is terrified.
* ThanksgivingEpisode: It's Thanksgiving and the relatives are arguing.
* ValentinesDayEpisodes: It's Valentine's Day and everybody is lovesick.

[[folder:Unusual activity episode]]
Episodes where members of the main cast engage in unusual (for them) activities.
* BalletEpisode: One or more characters either try their hand at ballet or [[AtTheOperaTonight go to the ballet]].
* DoorToDoorEpisode: The characters go on a fund raising drive.
* DressUpEpisode: The modern protagonists of the work in question suddenly and inexplicably need to dress as if it's the [[GorgeousPeriodDress Victorian Era]].
* FirstDayOfSchoolEpisode: A character starts to attend a new year of school.
* FundraiserCarnival: The characters organize a fundraiser carnival.
* GuinnessEpisode: The characters attempt to break a world record (or several); usually, HilarityEnsues.
* MusicalEpisode: The characters prepare and perform a musical.
* ProWrestlingEpisode: The characters train for, participate in, or attend a wrestling match.
* SchoolPlay: The characters prepare for and/or perform a play for class.

[[folder:Unusual location episode]]
Episode where the main cast goes to places they don't usually hang out at.
* BeachEpisode: The characters go to a beach.
* BootCampEpisode: The characters receive military training.
* CampingEpisode: The characters go camping.
* CasinoEpisode: The characters go to a casino.
* CircusEpisode: The characters get involved with a circus for an episode.
* CourtroomEpisode: The characters are involved in a court case.
* DetentionEpisode: The characters go to a detention room in school.
* EpisodeOnAPlane: The characters take a plane to somewhere and spend most of the episode on board.
* GroceryStoreEpisode: The characters go shopping for food and other goods.
* HotSpringsEpisode: The characters go to the hot springs.
* MovieTheaterEpisode: The characters go watch a [[ShowWithinAShow film]] at the local cinema.
* PicnicEpisode: The characters go on a picnic.
* PrisonEpisode: The characters go to prison.
* RealWorldEpisode: The characters come from their fictional world to the 'real' one for an episode.
* RoadTripPlot: The characters go on a road trip. AKA "Road Trip Episode".
* TheShowGoesHollywood: The characters go to Hollywood.
* SpaceEpisode: The characters go to outer space.
* VacationEpisode: The characters go on a vacation.
* VivaLasVegas: The characters go to Vegas for an episode.

[[folder:Unusual situation episode]]
Episodes where the main cast is placed into unusual situations.
* AlienEpisode: The characters encounter extraterrestrial beings visiting Earth, whether hostile or friendly.
* BabyMorphEpisode: One or more characters is transformed into a baby and the others must take care of them.
* BabysittingEpisode: The characters have to babysit someone.
* BigStormEpisode: There's a big storm. The characters have to work around it.
* BrokeEpisode: The characters are broke and must make ends meet somehow.
* CryptidEpisode: The characters go and search for some kind of mysterious mythical creature.
* DietEpisode: The characters start dieting for one episode.
* DocumentaryEpisode: A journalist makes a documentary about the characters and their occupation.
* TheDollEpisode: Creepy episode revolving around dolls and their owners and makers.
* FeudEpisode: The characters spend the episode feuding against each other.
* InsomniaEpisode: A character is unable to sleep for unknown reasons for one episode.
* NewJobEpisode: A character changes jobs for an episode.
* ParanormalEpisode: The characters find themselves dealing with a paranormal/supernatural situation in an otherwise mundane setting.
* ParentsForADay: A baby or something like it is raised, who leaves by the end of the episode.
* RearWindowHomage: A character forced to sit around in their bedroom ends up recreating the plot of Creator/AlfredHitchcock's ''Film/RearWindow''.
* SecondEpisodeMorning: A character has to deal with the strange events that happened in the first episode.
* SocietyOnEdgeEpisode: The characters have to deal with how volatile and unstable the setting has recently become.
* StrikeEpisode: The characters go on strike.
* SuperstitionEpisode: A character does something considered unlucky and has bad luck for the rest of the episode.
* StuckAtTheAirportPlot: The airport is SnowedIn and the flight's been cancelled. Or was it some kind of terrorist attack?
* TimeTravelEpisode: The characters go [[TimeTravel back and/or forth through time]].
* ToiletTrainingPlot: The characters attempt to toilet-train another character (usually a small child).
* TortureChamberEpisode: A character spends the episode being tortured.
* TrainwreckEpisode: The characters are involved in or have to deal with a major disaster.
* TreasureHuntEpisode: The characters look for treasure.