Z Nation Wiki
  Harold Teller
Actor Frank Boyd
Gender Male
Hair Brown
Occupation Scientist
Family Sarah Teller - Wife (Deceased)
Andrew Teller - Son (Deceased)
First Appearance "No Mercy"
Last Appearance "The Black Rainbow" (Flashback Only)
Death "Escape from Zona"
Cause of Death Shot in the head out of mercy by Murphy
Status Dead
Series lifespan "No Mercy" to "Escape from Zona"
Ethnicity Caucasian-American

Harold Teller is a character in "Z Nation", first encountered in Season 3 Episode 1 "No Mercy".

Pre-Apocalypse []

Before the outbreak started Dr. Harold Teller was working with his wife, Sarah Teller, studying mycology at Mercy Labs.

Dr. Teller had some connection to Dr. Edgar Caligari that likely pre-dated the Apocalypse. He can be noticed in a photograph with Dr. Caligari in Back from the Undead (S4E6).

Post-Apocalypse []

Season 3[]

"No Mercy"[]

Dr. Harold Teller is held up at the compound of Mercy Labs together with a group of survivors. Harold ends up killing his wife, Dr. Sarah Teller, out of mercy. He is later kidnapped by The Man for an unspecified reason.

Season 4[]

"Warren's Dream"[]

Harold is seen approaching Murphy and Warren and tells them they need to see something.

"Escape from Zona"[]

Harold Warns Murphy and Warren that the people at Zona are turning insane and that they need to leave. Eventually, Harold himself turns insane and is killed out of mercy by Murphy.


Teller shows up in Roberta’s vision leading her out of the storm.

Z Nation Characters
Portsmouth Naval Correction Facility AlvinMarilynMarkRaymond
Northern Light Listening Post SimonJZVitaliHernandez
Camp Blue Sky RobertaAddyStevenMackCharlesDonnaMarionDonnerRedburnSophia
Camp Blue Sky Outskirts "10K"SkeezySketchy
Ellesmere Island KayaPupKaskae
Philadelphia Cannibal Survivor Group BerntJodiMoonshadeMrs. CampbellCassandraTobiasMerchantSamuelKarlTravis
Philadelphia Cannibal Survivor Group's Victims John
General McCandles' Command Post ArthurSargeMorganRobins
Castle Point JaneRickAntoine
Province Town BermanMadelineJoeCuttyJameson
Resurrection Cult EliPatrickMatthewJacobMaryLuke
S&S Unlimited BrittanyRobertShelleyKeithFormanPhilDarren
Nebraska Small Town JanetOtisBuckCam
Edgemont Nuclear Plant WilburHomerAmelia
CIA Black Site Chester
Sisters Of Mercy Camp SamSerenaHelenRachelCheyenneEmmyTessaDaxBrennan
Darren's Gang Darren
Brett's Group BrettJaniceHenryJason
Fort Collins Underground Facility BrandonWalter
Murphy Bounty Hunters EarlJavierWesZane
Wagon Train Group Wrecking BallSamZekeAthena
Minnesota Lab MariahHarperOdegard
Mennonite Community JacobRebeca
Kettle Farm PaMa
Redneck Group DaleZachary
Burrtown RollieCorneliusTylerSadie
Extranauts BernadetteRoyDan
Native American Group AyallaKurukRed HawkJerryEddieRunning DeerDanny
Corporate Group DanaIggyPaulMegGideonTravisGregSheilaWashington
Zeros HectorFranciscoCorinneLa ReinaDiablo
Sun Mei's Group Sun MeiLt. Mong
Mercy Labs RedHaroldNature BoySarah
Murphytown WessonWillCassidyAuerbachHope
Serenity Falls Institution for the Criminally Insane ElvisLiddyWinonaRe-PeteBobRatched
Zona SpearsSunshineThe FounderThe Man
Lt. Mueller's Convoy Sgt. LillyMuellerSgt. Czarnecki
Channel 9 Action News station CarlyJackDougStage ManagerBruceMitchellMikeHelene
Altura GeorgiaRomanMajorieLt. DantePandora
Miscellaneous Characters CooperSempleDaisyDr. HastingsJohnSkipperCamillaLindaSarahBurgessLuisLucyHopperMathesonAuntieRedHanson BrothersRaymondUrwinFuentesNazarianBealeWestBernieDr. SandersDineenMichaelJuliaAngieJohnnyBillDarrenDeanGeorgeLarry
Alive characters appear in green. Dead characters appear in red and italics. Unknown characters appear in blue. Undead characters appear in grey and italics.