Zachary Gordon

as Daniel Skelly (voice)

as Max Dagan

as Nightwing (voice)

as Bradley

as Jake

as Emmett

as Tate Wilson

as Aaron Meuser

as Brandon

as Blotter

as Norm Cub (voice) (uncredited)

as Jeremy

as Various (voice) (archive sound)

as Max (Voice)

as Imperial Technician #1 / Mart Mattin (voice)

as Mart Mattin (voice)

as Henry (voice)

as Pete

as Belly (Boy) (voice)

as Bully

as Greg Heffley (voice)

as Greg Heffley

as Gil (voice)

as Dylan

as Andrew

as Additional Voices (voice)

as Greg Heffley

as Papi Jr. (voice)

as Gil (voice)

as Seth

as Paws (voice)

as Greg Heffley

as Puppy Paws (voice)

as Kotaro (voice)

as Mike

as Kid in Jump-Jump

as Young Bruce Wayne / Kid #1 (voice)

as Young Aqualad (voice)

as Young Bruce Wayne (voice)

as Baby Melman (voice)

as Frankie Fowler

as Young Bloom

as Little David

as Lincoln Conspiracy Kid

as Linus van Pelt / Charlie Brown / Franklin (voice)

as San San (voice)

as San San / Mr. Grasshopper (voice)

as San San / FuFu (voice)

as Snail #2 / Worm #2 (voice)

as Larger Mouse (voice)

as Brad Spoylt (voice)

as Barbecue Brat

as Ethan

as Little Arthur (uncredited)

as Grant

as Boy

as Charlie Brown / Linus van Pelt (voice)

as Little Robin Hood

as Richie

as 8-Year-old Boy

as Grandchild #1 (voice)

as (voice)

as The Joker