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)

Directing

Writing

Writing

Crew

Writing

Writing

Writing

Production

Production

Writing

Camera

Art

Editing

Production

Sound

Costume & Make-Up

Production

Production

Production

Production

Directing

Directing

Crew

Crew

Art

Art

Art

Directing

Camera

Camera

Camera

Camera

Camera

Sound

Sound

Art

Art

Art

Art

Art

Art

Art

Editing

Editing

Sound

Sound

Sound

Sound

Visual Effects

Visual Effects

Visual Effects

Sound

Sound

Sound

Lighting

Camera

Costume & Make-Up

Costume & Make-Up

Costume & Make-Up

Costume & Make-Up

Costume & Make-Up

Costume & Make-Up

Production

Production

Crew

Acting

Art

Crew

Art

Production

Production

Production

Crew

Crew

Crew

Production

Sound

Sound

Production

Directing

Crew

Crew

Art