Hmmm, maybe not.

With all the main cast from season one returning for another instalment, plus a few new faces, here's a handy reminder of all the main characters in Stranger Things 2.

Click on the images below to find out more about each character and the actor who plays them.

For more exclusive content, download the Radio Times special Stranger Things digital edition now.

• For iPhone and iPad users, download the issue on iTunes
• For Android users, find the issue on Google Play

Eleven – Millie Bobby Brown

Mike Wheeler – Finn Wolfhard

Will Byers – Noah Schnapp

Dustin Henderson – Gaten Matarazzo

Lucas Sinclair – Caleb McLaughlin

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Chief Jim Hopper – David Harbour

Joyce Byers – Winona Ryder

Jonathan Byers – Charlie Heaton

Nancy Wheeler – Natalia Dyer

Steve Harrington – Joe Keery

New for Stranger Things 2...

Max – Sadie Sink

Bob Newby – Sean Astin

Billy – Dacre Montgomery

Roman – Linnea Berthelsen