导演 Thor Freudenthal

Greg Heffley 扎克瑞·戈登

Rowley Jefferson 罗伯特·卡普隆

Frank Heffley 斯蒂夫·扎恩

Rodrick Heffley 德文·博斯蒂克

Susan Heffley 瑞秋·哈里斯

Angie Steadman 科洛·葛蕾丝·莫瑞兹

Patty Farrell Laine MacNeil

Coach Malone Andrew McNee

Manny Heffley Connor Fielding

Manny Heffley Owen Fielding

Chirag Gupta 卡兰·布拉尔

Fregley Grayson Russell

Collin Alex Ferris

Mrs. Norton Belita Moreno

Mr. Winsky 罗布·拉贝尔

Pete Hosey Nicholas Carey

Carter Samuel Patrick Chu

Wade Donnie MacNeil

Shelley Samantha Page

Marley Ava Hughes

Bryce Anderson Owen Best

Quentin Cainan Wiebe

Quentin's Sidekick Cole Heppell

Darren Walsh Harrison Houde

Dieter Muller Severin Korfer

Mrs. Flint Jennifer Clement

Mrs. Irvine 卡琳·科诺瓦尔

Vice Principal Roy Raugi Yu

Rowley's Mom Kaye Capron

Archie Kelly Jake D. Smith

Arthur Talon Dunbar

Cheese Girl Naomi Dane

Cheese Boy Willem Jacobson

Coach Brewer Sean Bygrave

Elderly Woman Maxine Miller

Granddaughter Taya Clyne

Grown-Up Greg Nathaniel Marten

Grown-Up Quentin Peter New

Lunch Girl #1 Nikki Frazer

Lunch Kid #2 Greta Makena Gibson

Kindergarten Boy Nathan Smith

Kindergarten Girl Kinua McWatt

Kindergarten Greg Dylan Bell

Kindergarten Patty Madison Bell

Marty Porter Adom Osei

Mr. Jefferson 阿尔夫·汉弗莱斯

Mr. Parnell Brent Chapman

Preston Rylee Stiles

Rodney James Ryan Grantham

Snot Kid Ethan Shankaruk

Unpopular 80s Boy Jesse Wheeler

Brock Branigan Paul Hubbard

80s Breakdancer Brett Dier

80s Jock Boy Brandon Barton

80s Popular Girl 森蒂·白丝柏

Audition Kid Alicia Takase Lui

Audition Kid Jay Sidhu

Audition Kid Tori Christianson

Audition Kid Emerald Schreier

Audition Kid Ben Mitchell

Audition Kid Haris Cash

Audition Kid Mariah Crudo

Male Reporter (voice) 阿利斯泰尔·阿贝尔

Female Reporter (voice) Tara McGuire

Löded Diper Aidan Gebert

Löded Diper Cameron Krpan

Löded Diper Paolo Tolfo

Waitress (uncredited) Amy Esterle

Parent (uncredited) John Cygan

Kindergarten Child (uncredited) Angelina Momoh

Student (uncredited) Danielle Kyei

Student (uncredited) Yaunna Sommersby