Sean Astin as Mike Wheeler

Jennifer Connelly as Nancy Wheeler

Michael J Fox as Steve Harrington

Kiefer Sutherland as Billy

Corey Feldman as Dustin

Wil Wheaton as Will Byers

Matthew Broderick as Johnathan Byers

Jennifer Grey as Robin

Brooke Shields as Eleven

Jessica Lange as Joyce Byers

Tom Selleck as Hopper