

"It's not a diary, it's a movie."
Greg Heffley is headed for big things, but first he has to survive the scariest, most humiliating experience of any kid’s life – middle school! That won’t be easy, considering he’s surrounded by hairy-freckled morons, wedgie-loving bullies and a moldy slice of cheese with nuclear cooties!
Greg Heffley

Rowley Jefferson

Frank J. Heffley

Rodrick Heffley

Susan Heffley

Angie Steadman

Patty Farrell

Coach Malone

Manny Heffley

Manny Heffley

Chirag Gupta

Fregley

Collin

Mrs. Norton
Mr. Winsky

Pete Hosey

Carter

Wade

Shelley

Marley

Bryce Anderson

Quentin

Quentin's Sidekick
Darren Walsh

Dieter Muller
Mrs. Flint
Mrs. Irvine

Vice Principal Roy

Rowley's Mom
Archie Kelly
Arthur
Cheese Girl
Cheese Boy
Coach Brewer
Elderly Woman

Granddaughter
Grown-Up Greg
Grown-Up Quentin

Lunch Girl #1
Lunch Kid #2

Kindergarten Boy
Kindergarten Girl
Kindergarten Greg
Kindergarten Patty
Marty Porter
Mr. Jefferson

Mr. Parnell

Preston
Rodney James

Snot Kid

Unpopular 80s Boy
Brock Branigan

80s Breakdancer

80s Jock Boy
80s Popular Girl

Audition Kid
Audition Kid
Audition Kid
Audition Kid
Audition Kid
Audition Kid
Audition Kid
Male Reporter (voice)

Female Reporter (voice)
Löded Diper
Löded Diper
Löded Diper
Waitress (uncredited)

Parent (uncredited)
