!Present Characters
[[quoteright:250:http://static.tvtropes.org/pmwiki/pub/images/kolya_gerasimov_1_7360.jpg]]
[[caption-width-right:250:Just a boy from School 20.]]
!!Nikolai "Kolya" Gerasimov (Creator/AlexeiFomkin)
* [[DubNameChange Adaptation Rename]]: Surname changed from Naumov to Gerasimov to not confuse with Ilya Naumov (Fima).
* BadassNormal
* FishOutOfTemporalWater
* FishOutOfWater
* [[HowDoIShotWeb How Do I Went In Future]]
* KidHero
* OrdinaryHighSchoolStudent
* SnoopingLittleKid
* TookALevelInBadass
* UnfazedEveryman

!!Fima Korolev (Ilya Naumov)
* AgentMulder
* BigEater
* ConspiracyTheorist
* DeadpanSnarker
* DelusionsOfEloquence
* FatBestFriend
* TheLancer: To Kolya.
* SnoopingLittleKid
* TheSpock
* SpySpeak
* TemporalParadox: Fima is worried about such occurrences.

[[quoteright:160:http://static.tvtropes.org/pmwiki/pub/images/ionesyan-02_2961.jpg]]
[[caption-width-right:160:Like a sister to Alisa.]]
!!Yulia Gribkova (Marianna Ionesyan)
* GirlishPigtails
* LeaningOnTheFourthWall: Explains that in the future, when scientists invent technology to travel in space and time, they will name the technology as it was named in ScienceFiction works.
* MediumAwareness
* MoeCouplet: With Alisa.
* RaisedByGrandparents
* TeamMom
* TomboyAndGirlyGirl: With Alisa, and the girlier of the pair.

!!Marta Erastovna the physical education teacher (NataliaVarley)
* BadassTeacher: Throws Jolly U out a second-story window.
* BigDamnHeroes
* DrillSergeantNasty: A LighterAndSofter version.
* LetsGetDangerous
* MamaBear

!!Yulia's grandmother (LudmilaArinina)
* AgentScully: Does not believe in space pirates and time travel, but does accept that Alisa is in danger.
* CoolOldLady
* ParentalSubstitute
* ReasonableAuthorityFigure

!!Doctor Alik Borisovich (GeorgiBurkov)
* HospitalHottie
* ReasonableAuthorityFigure
* SmartPeopleWearGlasses

!!Alla Sergeevna the English teacher (YekaterinaVasilieva)
* BrainyBrunette
* HotTeacher

!!Shurochka the nurse (MariaSternikova)
* HospitalHottie

!!The other schoolchildren
* BigDamnHeroes
* DawsonCasting: AvertedTrope. All the child actors are around 12 or 13.
* EveryoneWentToSchoolTogether
* HeroSecretService
* HugeSchoolgirl: Albina Fetisova is distinctly taller than the other girls.
* LovableAlphaBitch: Albina Fetisova.
* MouthyKid: Kolya Sadovsky butts into Alisa and Yulia's conversation with Kolya Gerasimov, and boasts that if he met space pirates, he'd shoot them with a laser.
* OneSteveLimit: Averted. Three Kolyas: Kolya Sulima, Kolya Sadovsky, and Kolya Gerasimov.
* SailorFuku
* SixStudentClique
** The Head: Kolya Gerasimov.
** The Muscle: Kolya Sadovsky.
** The Quirk: Fima Korolev.
** The Pretty One: Albina Fetisova or Lena Dombazova.
** The Smart One: Yulia Gribkova.
** The Wild One: Alisa Selezneva.
* TrueCompanions
* WackyHomeroom
* YouMeddlingKids

!!The eyewitness
* BlatantLies
* DirtyCoward
* UnwittingInstigatorOfDoom

!Future Characters
[[quoteright:220:http://static.tvtropes.org/pmwiki/pub/images/sov_md_portret_3475.jpg]]
[[caption-width-right:220:The guest from the future.]]
!!Alisa Seleznyova (NataliaGuseva)
* ActionGirl
* AdaptationDyeJob: Alisa is blonde in the books, but NataliaGuseva is a brunette.
* AliceAllusion
* AlwaysSomeoneBetter: Better in class than any of the other students.
* BadassAdorable
* BrainyBrunette
* CatSmile
* ChildProdigy
* EvenTheGirlsWantHer
* FakeShemp: When she speaks English, the camera quickly cuts away from her face to the rest of her class. Her voice was dubbed over by the daughter of an English diplomat at the British Embassy in Moscow.
* FishOutOfTemporalWater
* FriendToAllLivingThings: Is first seen petting a crocodile at the Kosmozoo.
* GirlsNeedRoleModels: NataliaGuseva ended up being inspired by her role to become a scientist.
* JailBaitWait: Some fans were attracted a little too much to Alisa and to Natalia Guseva.
* KidFromTheFuture: DiscussedTrope. She tells Yulia "Maybe I'm your granddaughter," but is probably joking.
* KidHero
* LittleMissBadass
* MagneticHero
* {{Moe}}
* MoeCouplet: With Yulia.
* MoeStare
* MysteriousWaif
* NewTransferStudent: The explanation for her appearance at school.
* {{Omniglot}}: "I'm not an expert. I only know eight languages."
** Russian plus English, French, Spanish, Czech, Finnish, Hindi, Chinese, and Japanese.
* SpellMyNameWithAnS: Alice or Alisa?
* TomboyAndGirlyGirl. With Yulia, and the {{Tomboy}} of the pair.
* TraumaInducedAmnesia
* WaifProphet
* WhatBeautifulEyes

!!The Pirates, Jolly U (VyacheslavNevinny) and Rat (MikhailKononov)
* {{Acrofatic}}: Jolly U.
* BizarreAlienBiology: Shapeshifters from Saturn.
* ConquerorFromTheFuture
* EvilCannotComprehendGood
* EvilIsPetty
* EyeBeams
* FangsAreEvil: Rat.
* FatAndSkinny: Jolly U and Rat, respectively
* FatBastard: Jolly U. Vyacheslav Neviny would eventually die from diabetes.
* FluffyTheTerrible: Jolly U.
* GlamourFailure
* {{Greed}}
* HughMann: Their movements are stiff and their voices may randomly become deep or scratchy.
* MeanCharacterNiceActor: Vyacheslav Nevinny and the child actors got along very well.
* NamesToRunAwayFromReallyFast: Rat.
* ParasolOfPain: Wielded by Rat.
* RubberForeheadAliens
* [[SealedEvilInACan Sealed Evil In A Cargo Container]]
* ShapeShifting: They can appear as anyone whom they have seen.
* SpacePirates
* ThoseTwoBadGuys
* VillainousGlutton: Jolly U.
* VoluntaryShapeshifting

[[quoteright:314:http://static.tvtropes.org/pmwiki/pub/images/verter_5536.jpg]]
[[caption-width-right:314:A romantic at heart.]]
!!Werther the robot (YevgenyGerasimov)
* {{Adorkable}}
* ArtificialHuman
* BerserkButton: Being called a tin can. "I am a biorobot, and nobody has ever insulted me like that!"
* CompositeCharacter: Fulfills the role of several aliens from the book.
* ComputerVoice
* DoAnythingRobot
* EnsembleDarkhorse
* HeroicSacrifice
* HiddenDepths
* MightyGlacier
* RidiculouslyHumanRobots
* SmartPeoplePlayChess
* SpaceClothes: A silver jumpsuit.
* SpellMyNameWithAnS: Verter or Werther?
* [[SuperPoweredRobotMeterMaids Super Powered Robot Janitor]]
* SuperStrength: Lifts the pirates and throws them with ease.
* UncannyValley: His laugh.
->[throws head back] "Ha! Ha! Ha!"
* UnflinchingWalk
* YouShallNotPass

!!Polina (YelenaMetyolkina)
* BookEnds: She appears at the beginning and end of the MiniSeries.
* ForceField: Protects her from the pirates' weapons.
* HotScientist
* IceQueen
* EeriePaleSkinnedBrunette
* TheParalyzer
* SpaceClothes: At the end, she wears a silver jumpsuit.
* WomanInWhite

!!Professor Seleznyov (YuriGrigoryev)
* TheProfessor

!!Grandfather Pavel (Vladimir Nosik)
* OlderThanTheyLook
* [[ReallySevenHundredYearsOld Really One Hundred Thirty]]

!!The Time Institute scientists, Ivan Sergeevich (Boris Shcherbakov), Gogi (RubenSimonov), Maria (Yelena Tsyplakova)
* FurBikini: On the woman in Stone Age costume.
* [[HollywoodCostuming Gorky Studio Costuming]]
* WigDressAccent: [[AncientGrome One in a toga went to Alexandria]], [[TheCavalierYears one dressed as a marquis]], and [[OneMillionBC one dressed in furs with a club]].

!!The future schoolchildren
* CasualInterstellarTravel
* SpaceClothes
* ValuesDissonance: By our standards, schoolchildren making and launching their own satellite would be ludicrous. By 2084 standards, it is normal.

!!Electron Ivanovich and Napoleon the goat
* AwesomeAnachronisticApparel
* DeadpanSnarker
* TalkingAnimal
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