Brady Noon

Greg Heffley (voice)

Ethan William Childress

Rowley Jefferson (voice)

Hunter Dillon

Rodrick Heffley (voice)

Erica Cerra

Susan Heffley (voice)

Chris Diamantopoulos

Frank Heffley (voice)

Gracen Newton

Manny (voice)

Christian Convery

Fregley (voice)

Jessica Mikayla Adams

Braces Girl (voice)

Cyrus Arnold

Teen Driver (voice)

Braxton Baker

Teen with Mullet (voice)

Lossen Chambers

Homeroom Teacher (voice)

Brenda Crichlow

Mrs. Fregley (voice)

Tessa Espinola

Curly-Haired Girl (voice)

Yuvraj Kalsi

Charlie Davies (voice)

Billy Lopez

Mr. Underwood (voice)

Donny Lucas

Mr. Humphreys (voice)

Veda Maharaj

Chirag Gupta (voice)

Jaime Maclean

Holly Hills’s Friend (voice)

Robert Moloney

Joshie (voice)

Gig Morton

Random Boy (voice)

Mizinga Mwinga

Wizard (voice)

John Omohundro

Hulking Teen (voice)

Zeno Robinson

Teen with Baseball Hat (voice)

Gracyn Shinyei

Girl with Ponytail (voice)

Áine Sunderland

Blonde-Haired Girl (voice)

Jen Cain

Additional Voices (voice)

Tristan Allerick Chen

Additional Voices (voice)

Jordyn Curet

Additional Voices (voice)

Johnny Gidcomb

Additional Voices (voice)

Caleb Jeon

Additional Voices (voice)

Ava Mae Leslie

Additional Voices (voice)

Susan Leslie

Additional Voices (voice)

Iara Nemirovsky

Additional Voices (voice)

Matt Nolan

Additional Voices (voice)

Andre Robinson

Additional Voices (voice)

Carter Sand

Additional Voices (voice)

Lily Rose Silver

Additional Voices (voice)

Brooke D. Singleton

Additional Voices (voice)

Jason Grant Smith

Additional Voices (voice)

Benjamin Valic

Additional Voices (voice)

ViviAnn Yee

Additional Voices (voice)

Julian Zane

Additional Voices (voice)