Finn Wolfhard

Trevor

Paulina Jewel Alexis

Bunny

Marlon Kazadi

Thick Neck

Danielle Kennedy

Roller Granny

Artoun Nazareth

Rufus

Dusan Rokvic

Landlord

Shohreh Aghdashloo

Gozer (voice)

Harold Ramis

Dr. Egon Spengler (archive footage)

Olivia Wilde

Gozer the Gozerian (uncredited)

Tracy Letts

Jack (uncredited)

Oliver Cooper

Elton (uncredited)

CJ Collard

Diner Patron (uncredited)

Bud Klasky

Sheriff / Restaurant (uncredited)

Faith Louissaint

Diner Counter Staff (uncredited)

Sydney Mae Diaz

Swayze

Billy Bryk

Zahk

Bob Gunton

The Ghost Farmer

Mckenna Grace

Phoebe

Paul Rudd

Gary Grooberson

Carrie Coon

Callie Spengler