Spoiler warning: Plot and/or ending details follow.

"The Butcher's Knife Cares Not for the Lamb's Cry" is the fourth episode of Star Trek: Discovery in the program's first season, which premiered on 8 October 2017 exclusively on CBS All Access.



AiriamMichael BurnhamKatrina CornwellHugh CulberKeyla DetmerPhilippa GeorgiouKolEllen LandryGabriel Lorca (mirror)L'RellJoann OwosekunRanceMilton RichterRipperSaruPaul StametsSylvia TillyVoqBetarian girl
Referenced only 
Zefram CochraneElon MuskJustin StraalT'KuvmaZaphodWright Brothers (Orville Wright, Wilbur Wright)

Starships and vehiclesEdit

USS Discovery (Crossfield-class) • Klingon bird-of-preyUSS Shenzhou (Walker-class) • T'Kuvma's flagship
Referenced only 
USS Glenn (Crossfield-class)


Corvan II

Races and culturesEdit

Referenced only 

States and organizationsEdit

Klingon EmpireStarfleetUnited Federation of PlanetsVulcan Science Academy

Science and technologyEdit

allergybiochemistrycontainment fieldmycelial networkphaser riflespacestarshipthreat gangliaType-2 phaser

Other referencesEdit



November 2256 (2250s chronology, Discovery voyages
USS Discovery must intervene when the Klingons ambush and attack Corvan II.



  • The fourth episode of Discovery, this episode was made available on CBS All Access streaming service for subscribers only, on 8 October 2017.



Star Trek: Discovery episodes
season 1 chapter 1 "The Vulcan Hello" • "Battle at the Binary Stars" • "Context Is For Kings" • "The Butcher's Knife Cares Not for the Lamb's Cry" • "Choose Your Pain" • "Lethe" • "Magic to Make the Sanest Man Go Mad" • "Si Vis Pacem, Para Bellum" • "Into the Forest I Go"
chapter 2 "Despite Yourself" • "The Wolf Inside" • "Vaulting Ambition" • "What's Past Is Prologue" • "The War Without, The War Within" • "Will You Take My Hand?"
season 2 "Brother" • "New Eden" • "Point of Light" • "An Obol for Charon" • "Saints of Imperfection" • "The Sound of Thunder" • "Light and Shadows" • "If Memory Serves" • "Project Daedalus" • "The Red Angel" • "Perpetual Infinity" • "Through the Valley of Shadows" • "Such Sweet Sorrow"


published order
Previous episode:
Context Is For Kings
Discovery episode produced Next episode:
Choose Your Pain
Previous episode:
Context Is For Kings
Discovery episode aired Next episode:
Choose Your Pain
chronological order

External linkEdit

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