Casts

• 

  Jason Ian Drucker

  Greg Heffley

• 

  Alicia Silverstone

  Susan Heffley

• 

  Tom Everett Scott

  Frank Heffley

• 

  Charlie Wright

  Rodrick Heffley

• 

  Owen Asztalos

  Rowley Jefferson

• 

  Wyatt Walters

  Manny Heffley

• 

  Joshua Hoover

  Mac Digby

• 

  Mira Silverman

  Brandi Beardo

• 

  Chris Coppola

  Beardo

• 

  Kimberli Lincoln

  Mrs. Beardo

• Carlos Guerrero

  Luis

• 

  Dylan Walters

  Manny Heffley

• 

  Danny Vinson

  Hog Man

• Stephen 'Big Steve' Dupree

  Tall Farmer

• 

  Neva Howell

  Farmer Lady

• 

  Ricky Muse

  Butter Vendor

• 

  Taylor St. Clair

  Carnie

• 

  Kurt Yue

  Fake Dad

• 

  Jacinte Blankenship

  Security Guard

• 

  Beth Keener

  Reporter

• 

  Mimi Gould

  Meemaw

• 

  Emma Wetzel

  Country Fair Girl

• 

  Elijah Marcano

  Corny's Host

• 

  Apollo GT

  XBox Vendor / DXRacer Player

• Alma Kent

  Teen Bystander

• 

  Alexa Blair Robertson

  Cute Girl #1

• 

  Courtney Lauren Cummings

  Cute Girl #2

• 

  Robert Hendren

  Motorcycle Cop

• Sofia Bowers

  Pigtails Girl

• Jody Thompson

  Uncle Gerald

• 

  Stephen Ruffin

  Gamer

• Anthony Ianitello

  Diaper Hands Cosplayer

• Nathaniel Dickson

  Brandon Beardo

• Jake Sterner

  Brent Beardo

• Bobby Akers

  Gaming Expo Attendee (uncredited)

• 

  Lariah Alexandria

  Corny Kid (uncredited)

• Madison Alsobrook

  Expo Kid (uncredited)

• Cassidy Balkcom

  Corny's Waitress (uncredited)

• Taylor Barton

  Fair Kid (uncredited)

• Alicia Beshears

  Fair Teen (uncredited)

• Kimberly Blaurock

  Professional Cosplayer (uncredited)

• Joshua Booker

  Gaming Expo Attendee (uncredited)

• 

  Maiya Boyd

  Corny Heeley Kid (uncredited)

• Michael Bunch

  Laughing Corny's Waiter (uncredited)

• Benton Burnett

  Cowboy Family (uncredited)

• Randy Burnett

  Cowboy Family (uncredited)

• 

  Jamel Chambers

  Expo Gamer Attendee (uncredited)

• Jeremy Chesser

  Corny Patron (uncredited)

• 

  Kristen Danielle

  Expo Gamer (uncredited)

• Aerielle Dodson

  Goth County Fair Patron (uncredited)

• Jacob Evans

  Expo Kid (uncredited)

• Juan Gaspard

  Festival Vendor (uncredited)

• James Gill

  Steampunk Giant (uncredited)

• Ben Hammock

  Fair Employee (uncredited)

• Simone Kiffany Jenkins

  Passenger (uncredited)

• Kenneth Jones

  Mechanic (uncredited)

• Tegan Jones

  Party Guest (uncredited)

• 

  Jeff Kinney

  Man at Player Expo (uncredited)

• Tylon Larry

  Fair Kid (uncredited)

• 

  Shane Donovan Lewis

  Corny's Kid (uncredited)

• 

  John Merical

  Driver (uncredited)

• Davis Pak

  Boy (voice) (uncredited)

• Anthony Vance Pierce

  Adult Fairgoer (uncredited)

• Candy Rachor

  Corny Patron (uncredited)

• Jonathan Rush

  Expo Gamer Attendee (uncredited)