S04E07: 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.
Previous Episode 
Season 1
Chapter One: The Vanishing of Will Byers
S1E1 / 15 Jul 2016
Chapter Two: The Weirdo on Maple Street
S1E2 / 15 Jul 2016
Chapter Three: Holly, Jolly
S1E3 / 15 Jul 2016
Chapter Four: The Body
S1E4 / 15 Jul 2016
Chapter Five: The Flea and the Acrobat
S1E5 / 15 Jul 2016
Chapter Six: The Monster
S1E6 / 15 Jul 2016
Chapter Seven: The Bathtub
S1E7 / 15 Jul 2016
Chapter Eight: The Upside Down
S1E8 / 15 Jul 2016
Season 2
Chapter One: MADMAX
S2E1 / 27 Oct 2017
Chapter Two: Trick or Treat, Freak
S2E2 / 27 Oct 2017
Chapter Three: The Pollywog
S2E3 / 27 Oct 2017
Chapter Four: Will the Wise
S2E4 / 27 Oct 2017
Chapter Five: Dig Dug
S2E5 / 27 Oct 2017
Chapter Six: The Spy
S2E6 / 27 Oct 2017
Chapter Seven: The Lost Sister
S2E7 / 27 Oct 2017
Chapter Eight: The Mind Flayer
S2E8 / 27 Oct 2017
Chapter Nine: The Gate
S2E9 / 27 Oct 2017
Season 3
Chapter One: Suzie, Do You Copy?
S3E1 / 04 Jul 2019
Chapter Two: The Mall Rats
S3E2 / 04 Jul 2019
Chapter Three: The Case of the Missing Lifeguard
S3E3 / 04 Jul 2019
Chapter Four: The Sauna Test
S3E4 / 04 Jul 2019
Chapter Five: The Flayed
S3E5 / 04 Jul 2019
Chapter Six: E Pluribus Unum
S3E6 / 04 Jul 2019
Chapter Seven: The Bite
S3E7 / 04 Jul 2019
Chapter Eight: The Battle of Starcourt
S3E8 / 04 Jul 2019
Season 4
Chapter One: The Hellfire Club
S4E1 / 27 May 2022
Chapter Two: Vecna's Curse
S4E2 / 27 May 2022
Chapter Three: The Monster and the Superhero
S4E3 / 27 May 2022
Chapter Four: Dear Billy
S4E4 / 27 May 2022
Chapter Five: The Nina Project
S4E5 / 27 May 2022
Chapter Six: The Dive
S4E6 / 27 May 2022
Chapter Seven: The Massacre at Hawkins Lab
S4E7 / 27 May 2022
Chapter Eight: Papa
S4E8 / 01 Jul 2022
Chapter Nine: The Piggyback
S4E9 / 01 Jul 2022
Season 5
Chapter One: The Crawl
S5E1 / 26 Nov 2025
Chapter Two: The Vanishing of...
S5E2 / 26 Nov 2025
Chapter Three: The Turnbow Trap
S5E3 / 26 Nov 2025
Chapter Four: Sorcerer
S5E4 / 26 Nov 2025
Chapter Five: Shock Jock
S5E5 / 25 Dec 2025
Chapter Six: Escape from Camazotz
S5E6 / 25 Dec 2025
Chapter Seven: The Bridge
S5E7 / 25 Dec 2025
Chapter Eight: The Rightside Up
S5E8 / 31 Dec 2025
Winona Ryder
Joyce Byers
David Harbour
Jim Hopper
Millie Bobby Brown
Eleven / Jane Hopper
Finn Wolfhard
Mike Wheeler
Gaten Matarazzo
Dustin Henderson
Caleb McLaughlin
Lucas Sinclair
Noah Schnapp
Will Byers
