Elenco principal da temporada 12

1. 

   Millie Bobby Brown

   Jane 'Eleven' Hopper

2. 

   Finn Wolfhard

   Mike Wheeler

3. 

   Gaten Matarazzo

   Dustin Henderson

4. 

   Caleb McLaughlin

   Lucas Sinclair

5. 

   Sadie Sink

   Max Mayfield

6. 

   David Harbour

   Jim Hopper

7. 

   Winona Ryder

   Joyce Byers

8. 

   Natalia Dyer

   Nancy Wheeler

9. 

   Joe Keery

   Steve Harrington

10. 

    Charlie Heaton

    Jonathan Byers

11. 

    Paul Reiser

    Sam Owens

12. 

    Dacre Montgomery

    Billy Hargrove

Convidados Especiais 15

1. 

   Noah Schnapp

   Will Byers

2. 

   Priah Ferguson

   Erica Sinclair

3. 

   Brett Gelman

   Murray Bauman

4. 

   Matthew Modine

   Martin Brenner

5. 

   Cara Buono

   Karen Wheeler

6. 

   Sean Astin

   Bob Newby

7. 

   Linnea Berthelsen

   Eight / Kali

8. 

   Cynthia Barrett

   Marsha Holland

9. 

   Randy Havens

   Scott Clarke

10. 

    Gage Lawson

    Middle School Student (uncredited)

11. 

    Sydney Bullock

    Stacey

12. 

    Catherine Curtin

    Claudia Henderson

13. 

    Aimee Mullins

    Terry Ives

14. 

    Joe Chrest

    Ted Wheeler

15. 

    Jennifer L. Marshall

    Susan Hargrove

Equipa técnica 6