导演 大卫·鲍沃斯

Greg Heffley 杰森·伊恩·德鲁克

Susan Heffley 艾丽西亚·西尔弗斯通

Frank Heffley 托马斯·埃弗雷特·斯科特

Rodrick Heffley Charlie Wright

Rowley Jefferson Owen Asztalos

Manny Heffley Wyatt Walters

Mac Digby Joshua Hoover

Brandi Beardo Mira Silverman

Beardo 克里斯·科波拉

Mrs. Beardo Kimberli Lincoln

Luis Carlos Guerrero

Manny Heffley Dylan Walters

Hog Man Danny Vinson

Tall Farmer Stephen 'Big Steve' Dupree

Farmer Lady Neva Howell

Butter Vendor Ricky Muse

Carnie Taylor St. Clair

Fake Dad Kurt Yue

Security Guard Jacinte Blankenship

Reporter 贝丝·基纳

Meemaw Mimi Gould

Country Fair Girl Emma Wetzel

Corny's Host Elijah Marcano

XBox Vendor / DXRacer Player Apollo GT

Teen Bystander Alma Kent

Cute Girl #1 亚历克萨·布莱尔·罗伯逊

Cute Girl #2 Courtney Lauren Cummings

Motorcycle Cop Robert Hendren

Pigtails Girl Sofia Bowers

Uncle Gerald Jody Thompson

Gamer Stephen Ruffin

Diaper Hands Cosplayer Anthony Ianitello

Brandon Beardo Nathaniel Dickson

Brent Beardo Jake Sterner

Gaming Expo Attendee (uncredited) Bobby Akers

Corny Kid (uncredited) Lariah Alexandria

Expo Kid (uncredited) Madison Alsobrook

Corny's Waitress (uncredited) Cassidy Balkcom

Fair Kid (uncredited) Taylor Barton

Fair Teen (uncredited) Alicia Beshears

Professional Cosplayer (uncredited) Kimberly Blaurock

Gaming Expo Attendee (uncredited) Joshua Booker

Corny Heeley Kid (uncredited) Maiya Boyd

Laughing Corny's Waiter (uncredited) Michael Bunch

Cowboy Family (uncredited) Benton Burnett

Cowboy Family (uncredited) Randy Burnett

Expo Gamer Attendee (uncredited) Jamel Chambers

Corny Patron (uncredited) Jeremy Chesser

Expo Gamer (uncredited) Kristen Danielle

Goth County Fair Patron (uncredited) Aerielle Dodson

Expo Kid (uncredited) Jacob Evans

Festival Vendor (uncredited) Juan Gaspard

Steampunk Giant (uncredited) James Gill

Fair Employee (uncredited) Ben Hammock

Passenger (uncredited) Simone Kiffany Jenkins

Mechanic (uncredited) Kenneth Jones

Party Guest (uncredited) Tegan Jones

Man at Player Expo (uncredited) Jeff Kinney

Fair Kid (uncredited) Tylon Larry

Corny's Kid (uncredited) Shane Donovan Lewis

Driver (uncredited) John Merical

Boy (voice) (uncredited) Davis Pak

Adult Fairgoer (uncredited) Anthony Vance Pierce

Corny Patron (uncredited) Candy Rachor

Expo Gamer Attendee (uncredited) Jonathan Rush