Zachary Gordon
Greg Heffley
Acting
Robert Capron
Rowley Jefferson
Acting
Devon Bostick
Rodrick Heffley
Acting
Peyton List
Holly Hills
Acting
Steve Zahn
Frank Heffley
Acting
Rachael Harris
Susan Heffley
Acting
Grayson Russell
Fregley
Acting
Karan Brar
Chirag Gupta
Acting
Melissa Roxburgh
Heather Hills
Acting
Laine MacNeil
Patty Farrell
Acting
Connor Fielding
Manny Heffley
Acting
Owen Fielding
Manny Heffley
Acting
Philip Maurice Hayes
Stan Warren
Acting
Terence Kelly
Grandpa Heffley
Acting
Bronwen Smith
Isabella Wendell-Jefferson
Acting
Alf Humphreys
Mr. Jefferson
Acting
Elise Gatien
Madison
Acting
John Shaw
Mr. Draybick
Acting
Andrew McNee
Coach Malone
Acting
Tom Stevens
Lenwood Heath
Acting
Bryce Hodgson
Ben Segal
Acting
Christopher De-Schuster
Chris the Bass Player
Acting
Dalila Bela
Taylor Pringle
Acting
Frank C. Turner
Troop Master Barrett
Acting
Emily Holmes
Mrs. Hills
Acting
Jeff Kinney
Mr. Jonathon Hills
Writing
Amitai Marmorstein
Cranium Shaker Operator
Acting
Roan Curtis
Girl at Cranium Shaker #1
Acting
Sydney Wong
Girl at Cranium Shaker #2
Acting
Reese Alexander
Cop
Acting
Cameron Mitchell Jr.
Country Club Manager
Acting
Latonya Williams
Receptionist Amy
Acting
Nicole Fraissinet
Receptionist Julie
Acting
Doug Abrahams
Rodrick's Rescuer
Acting
Melody B. Choi
Snack Bar Girl
Acting
Wanda Ayala
High Diving Fan
Acting
Kyle Cassie
Country Club Waiter
Acting
Kevin Kruchkywich
Country Club Pool Guy
Acting
Amy Esterle
Country Club Waitress
Acting
Gerry Durand
Country Club Valet
Acting
Joshua J. Ballard
Spag Union Math Boy
Acting
Matt Mazur
Spag Union Tracking Device Boy
Acting
Jared Abrahamson
Tim Warren
Acting
Matteo Stefan
Biff Warren
Acting
Collin MacKechnie
Chip Warren
Acting
Sofia Bowers
Li'l Cutie
Acting
Dawn Chubai
Newscaster
Acting
Anne Openshaw
Mrs. Warren
Acting
Keith MacKechnie
Man in Kitchen
Acting
Simon Chin
Restaurant Owner
Acting
BJ Harrison
Dry Cleaner
Acting
Russell Roberts
Confederate Soldier
Acting
Paul Fisher
Spag Union Announcer
Acting
David Palacio
Spag Union Boy
Acting
Peter Brown
Popcorn Vendor (uncredited)
Acting
Zeeshan Goawala
Student (uncredited)
Acting
Mark Redsky
Cook on Phone (uncredited)
Acting
Trenton Rogers
Student (voice) (uncredited)
Acting
Cameron K. Smith
Union Rifleman (uncredited)
Acting
James O'Sullivan
Sunblock Guy (uncredited)
Acting
Ian Thompson
Bus Driver (uncredited)
Acting