Finn Wolfhard (Trevor), Mckenna Grace (Phoebe), Paul Rudd (Mr. Grooberson), Carrie Coon (Callie), Sigourney Weaver (Dana Barrett), Bill Murray (Dr. Peter Venkman), Dan Aykroyd (Dr. Raymond Stantz) more..., Ernie Hudson (Winston Zeddemore), Annie Potts (Janine Melnitz), Logan Kim (Podcast), Celeste O'Connor (Lucky), Oliver Cooper (Elton), Sydney Mae Diaz (Swayze), Bokeem Woodbine (Sheriff Domingo), Marlon Kazadi (Thickneck), Tracy Letts (), Paulina Jewel Alexis (), Billy Bryk ((uncredited)), Artoun Nazareth ((uncredited)), CJ Collard (Diner Patron (uncredited)), Bud Klasky (Sheriff / Restaurant (uncredited)), Faith Louissaint (Diner Counter Staff (uncredited)), Daniel D'Angelo Sparks (Walmart Customer (uncredited))

Danny Glicker (Costume Design), Ivan Reitman (Producer), Jason Reitman (Writer), Eric Steelberg (Director of Photography), Dana E. Glauberman (Editor), Guy Bews (Stunt Coordinator), Gil Kenan (Writer) more..., Steven Morrow (Sound Mixer), James Isaacson (Props), C.J. Hannis (Cast Driver), Ashley MacMillan (Props), Nathan Orloff (Editor), Dan Aykroyd (Executive Producer), Dan Aykroyd (Original Film Writer), Harold Ramis (Original Film Writer), Gil Kenan (Executive Producer), Michael Beugg (Executive Producer), Aaron L. Gilbert (Executive Producer), Jason Blumenfeld (Executive Producer), Jason Cloth (Executive Producer), Rob Simonsen (Original Music Composer), John Papsidera (Casting), François Audouy (Production Design), Scott Meehan (Art Direction), Tom Reta (Art Direction), Chris Terhune (Sound Designer), Scott Sanders (Sound Designer), Bill Ives (Art Direction), Paul Healy (Set Decoration),