Callie

Carrie Coon

Phoebe

Mckenna Grace

Trevor

Finn Wolfhard

Dana Barrett

Sigourney Weaver

Mr. Grooberson

Paul Rudd

Phoebe's Classmate

Celeste O'Connor

Podcast

Logan Kim

Dr. Peter Venkman

Bill Murray

Sheriff Domingo

Bokeem Woodbine

Dr. Raymond Stantz

Dan Aykroyd

Dr. Winston Zeddemore

Ernie Hudson

Janine Melnitz

Annie Potts

Elton (uncredited)

Oliver Cooper

Swayze

Sydney Mae Diaz

The Ghost Farmer

Bob Gunton

Thick Neck

Marlon Kazadi

Ivo Shandor

J.K. Simmons

Skittles

Shawn Seward

Zahk

Billy Bryk

Sarah Natochenny

Paulina Alexis

Reseda

Hannah Duke

Diner Patron

CJ Collard

Sheriff

Bud Klasky

Diner Counter Staff

Faith Louissaint

Rufus

Artoun Nazareth

Burner Girl

Chiara Petersen

Walmart Customer

Daniel D'Angelo Sparks

Roller Granny

Danielle Kennedy

Crystal

Crystal Roseborough

Landlord

Dušan Rokvić

Spirit of Gozer

Emma Portner

Deputy Medjuck

Stella Aykroyd

Waitress

Kim Faires

Muncher (voice)

Josh Gad

Gozer (voice)

Shohreh Aghdashloo

Jack (uncredited)

Tracy Letts

Gozer the Gozerian (uncredited)

Olivia Wilde

Dr. Egon Spengler (archive footage) (uncredited)

Harold Ramis

Mini Stay-Puft Marshmallow Men

Sarah Natochenny

Mini Stay-Puft Marshmallow Men

Shelby Young

Kaya Scodelario

Robbie Amell

Hannah John-Kamen