– Millie Bobby Brown as Eleven / Jane Hopper
– Noah Schnapp as Will Byers
– Sadie Sink as Max Mayfield
– Caleb McLaughlin as Lucas Sinclair
– Gaten Matarazzo as Dustin Henderson
– Finn Wolfhard as Mike Wheeler
– Winona Ryder as Joyce Byers
– David Harbour as Jim Hopper
– Charlie Heaton as Jonathan Byers
– Natalia Dyer as Nancy Wheeler
– Joe Keery as Steve Harrington
– Maya Hawke as Robin Buckley
– Priah Ferguson as Erica Sinclair
– Brett Gelman as Murray Buaman