Carrie Coon
Callie Spengler
Paul Rudd
Gary Grooberson
Bill Murray
Dr. Peter Venkman
Dan Aykroyd
Dr. Raymond Stantz
Ernie Hudson
Winston Zeddemore
Annie Potts
Janine Melnitz
Sigourney Weaver
Dana Barrett
Bokeem Woodbine
Sheriff Domingo
Tracy Letts
Jack (uncredited)
Bob Gunton
The Ghost Farmer
Paulina Jewel Alexis
Bunny
Chiara Petersen
Burner Girl
Danielle Kennedy
Roller Granny
Crystal Roseborough
Crystal
Emma Portner
Spirit of Gozer
Stella Aykroyd
Deputy Medjuck
Shohreh Aghdashloo
Gozer (voice)
Olivia Wilde
Gozer the Gozerian (uncredited)
Harold Ramis
Dr. Egon Spengler (archive footage)
Oliver Cooper
Elton (uncredited)
CJ Collard
Diner Patron (uncredited)
Bud Klasky
Sheriff / Restaurant (uncredited)
Faith Louissaint
Diner Counter Staff (uncredited)
Daniel D'Angelo Sparks
Walmart Customer (uncredited)