Cristin Milioti Grace
Patton Oswalt Strappy (voice)
Keegan-Michael Key Buddy / Dark Buddy (voice)
Topher Grace Ben
Michael Shannon Willie (voice)
Eric Bauza Mr. Mailbox / Worry Well / Couchy / Trashy / Pee Flower (voice)
Clint Howard George
Delaney Quinn Freddy
Tristan Borders Oliver
Sergey Zhuravsky Buddy (Suit)
Casper Kelly Writer, Executive Producer, Director
Caleb Williams Wade
Brooke Bloom Dr. Deborah Burr
Madison Skyy Polan Hannah
Adam N. White Camera Operator, Second Unit Director of Photography
Luke Speakman Josh
Richard Duarte Foley Mixer
Phuong Kubacki Nurse Nancy
Bennie Taylor Mailman Miles
Marisol Roncali Casting
Eric M. Levy Visual Effects Supervisor
Chelsea Ellis Bloch Casting
Zach Kuperstein Director of Photography, Camera Operator
Najada Davis Assistant Chief Lighting Technician
J.D. Lifshitz Producer
Schuyler White Stunt Coordinator
Eric Martin Chief Lighting Technician
Ronni Brown Foley Artist
Geoff Yaw Executive Producer
Mac Smith Sound Designer, Supervising Sound Editor
Jonathan Yurco Stunts, Dark Buddy (Suit)
Jamie King Writer, Executive Producer
Corrina Roshea Bobb Stunts
Roberto Linck Executive Producer
Phil Palumbo Additional Grip
Kim Foscato Dialogue Editor, ADR Editor, Supervising Sound Editor
Bryson JonSteele Derek
Tony Villaflor Sound Re-Recording Mixer
Tory J. Malone Tyler
Rachel Appelbaum Clocky / Mr. Mailbox (Suit)
Marlowe Taylor Sound Mixer
Adam J. Wilde Executive Producer
Nate Hill Music Editor
Ryan J. Kelly Executive Producer
Josh Ethier Editor
Eric Salazar Grilling Man
Derek McGinley Sound Mix Technician
Raphael Margules Producer
Tyler Davidson Producer
Rob Lowry Music Supervisor
Mia Riggins Music Coordinator
Eric Rapp Finishing Producer
Deanna Ochrin Key Costumer
Syd Garon Main Title Designer
Thomas Matheis Additional First Assistant Camera
Leo Corey Castellano Makeup Effects Designer
Travis Cleary Additional First Assistant Camera
Guilhad Emilio Schenker Executive Producer
Chris Cogan Second Company Grip
Michael Yezerski Music Score Producer, Scoring Mixer, Original Music Composer
Shawna-Nova Foley Costume Design
Mariah Loeblein On Set Dresser
Seamus Flynn Timothy
Cedwan Hooks Betty Bunny (Suit)
Tim Farrell Sound Effects Editor
Dean DeMatteis Graphic Designer
Drew Sykes Producer
Ben Zales Supervising Music Editor
Vince Calabrese Art Direction
Dexter Braff Executive Producer
Jason Cekanski Stunts
Cameron Iggins Casting Assistant