Rowan Blanchard
as
010 or Riley

Finn Wolfhard
as
Mike Wheeler

David Harbour
as
Jim Hopper

Winona Ryder
as
Joyce Byers

Noah Schnapp
as
Will Byers

Caleb Mclaughlin

as
Lucas Sinclair

Gaten Matarazzo
as
Dustin Henderson

Sadie Sink
as
Maxine Mayfield

Millie Bobby Brown
as
Eleven

Tom Holland
as
Brian / 007

Natalia Dyer
as
Nancy Wheeler

Charlie Heaton
as
Jonathan Byers

Joe Keery
as
Steve Harrington

Priah Ferguson
as
Erica Sinclair

Maya Hawke
as
Robin

Dacre Montgomery
as
Billy Hargrove

usw.