Chapter Seven: The Massacre at Hawkins Lab

As Hopper braces to battle a monster, Dustin dissects Vecna's motives — and decodes a message from beyond. El finds strength in a distant memory.

Guest Stars

Cara BuonoKaren Wheeler

Jamie Campbell BowerVecna

Samuel SalaryStern Orderly

De'Jon WattsSix

Catherine CurtinClaudia Henderson

Jeff SprauveOfficer Glenn Daniels

Christian GaniereTen

Kendrick CrossAgent Wallace

Karen CeesayMrs. Sinclair

Aimee MullinsTerry Ives

Arnell PowellMr. Sinclair

John ReynoldsOfficer Callahan

Pasha D. LychnikoffOleg

Joe ChrestTed Wheeler

Sherman AugustusLt. Col. Jack Sullivan

Nikola ĐuričkoYuri

Martie Marie BlairYoung Eleven

Tom WlaschihaDmitri Antonov

Livi BirchAlice Creel

Kevin L. JohnsonYoung Victor

Tyner RushingVirginia Creel

Nikolai NikolaeffIvan

Tristan SpohnTwo

Chloe AdonaNine

Sasha AndreevControl Room Technician

Nick BardinTall Guard

Jeremiah FriedlanderFourteen

Morgan GaoThree

Ethan J GreenSixteen

Oliver J GreenSeventeen

David Alexander KaplanTwelve

Euguen LeonControl Room Guard

Aleksandr KrasnopolskiyControl Room Scientist

Jessica Arden NapierFive

Sparrow NicoleFour

Olivia SembraEighteen

Artur SvorobovichPrison Booth Guard #1

Lana Jean TurnerSeven

Bentley WilliamsFifteen

Hendrix YanceyThirteen

Vaidotas MartinaitisWarden Melnikov

Tinsley PriceHolly Wheeler

Raphael LuceYoung Henry Creel

Joseph QuinnEddie Munson

Rob MorganChief Powell

Alexei AfoninPrisoner #3

Martin HarrisPrisoner #2

Konstantin PodpruginPrisoner #1

Pierce LackeyHawkins Lead Guard

Mariana NovakHawkins Infirmary Nurse

Shannon PurserBarbara Holland (archive footage) (uncredited)