Cristina Pucelli

Luan Loud (voice)

Liliana Mumy

Leni Loud (voice)

Grey DeLisle

Cheryl / Graziana (voice), Lola Loud / Lana Loud / Lily Loud (voice)

Nika Futterman

Luna Loud (voice), Borris (voice)

Jessica DiCicco

Zach / Ryker (voice), Lynn Loud Jr. / Lucy Loud (voice)

Lara Jill Miller

Lisa Loud (voice), Liam (voice)

Andre Robinson

Clyde McBride (voice), Clyde (voice)

Caleel Harris

Clyde McBride (voice)

Tex Hammond

Lincoln Loud (voice), Lincoln Loud (voice)

Sawyer Cole

Lincoln Loud (voice)

Jaeden White

Clyde McBride (voice)

Grant Palmer

Grant / Sports Player (voice), Lincoln Loud (voice)

Nick Fisher

Lincoln Loud (voice)

Juliano Krue Valdi

Clyde McBride (voice)

Collin Dean

Lincoln Loud (voice)

Bentley Griffin

Lincoln Loud (voice)

Jahzir Bruno

Clyde McBride (voice)

Asher Bishop

Lincoln Loud (voice)

Breanna Yde

Rosie Anne (voice)

Catherine Taber

Lori Loud / Female Voice (voice), Lori Loud / Computer Voice (voice), Lori Loud / Announcer (voice), Lori Loud / Terrifying Zombie (voice), Lori Loud (voice)

Brian Stepanek

Lynn Loud Sr. / Hunter Spector / TV Announcer (voice), Lynn Loud Sr. (voice), Lynn Loud Sr. / Game Voice (voice), Lynn Loud Sr. / Police Officer (voice)

Daniel DiMaggio

Artie (voice)

Elisha Williams

Dirk (Voice)

Kapil Talwalkar

Raj (voice)

John DiMaggio

Flip / Tough Guy (voice), Flip / Kirby / Bates (voice), Trashy / Neighbor / Chunk (voice)

Brec Bassinger

Margo Roberts (voice)

Blair Dinucci

Bertha (voice), Bernice (voice)

Lily Mae Silverstein

Renee

Jill Talley

Rita Loud (voice)

Daran Norris

Announcer / Bachelor (voice), Coach Niblick (voice)

Jack Griffo

Blke Bradley

Mariel Sheets

Darcy (voice)

Marc Summers

Himself (voice)

Kirk Fogg

Himself (voice)

Jace Norman

Steak (voice)

Cooper Barnes

Stan (voice)

Maureen McCormick

Jancey (voice)

Barry Williams

Bumper Yates Sr. (voice)

Zoe Pessin

Classmate #1 (voice)

Jay Gragnani

Classmate #2

Alexandra Ryan

Fiona (voice)

Tucker Chandler

Little Boy (voice)

Bill Mumy

Timothy Mccole

Tom Kenny

Announcer/Ice Cream Man

Alan Ruck

Tetherby / Cop (voice)

Carson Pak

Beau (voice)

Stephanie Sheh

Bellatrix / Belle / Beau Jr. (voice)

Richard Steven Horvitz

Morpheus (voice)

Carlos PenaVega

Bobby (voice)

Georgie Kidder

Haiku (voice)

Cree Summer

Cheerleader #1 (voice)

Charlie Schlatter

Commercial Announcer / Smellwood Brosnin (voice)

Annie Sertich

Librarian Wetta (voice)

Bert Kreischer

Rip Hardcore (voice)

Ethan Loh

Dexter (voice)

Ashly Burch

Lainey (voice)

Chandni Parekh

Alice (voice)

Carlton Byrd

Elliot / Tippy the Cow (voice)

Shane Selloria

Little Boy (voice)

Mark Daugherty

Kaito / Tween #1 (voice)

Tara Strong

Maddie / Rink Owner / TV Announcer (voice)

Ashley Crystal Hairston

Nadia (voice)

Luke Youngblood

Theo / Tween #2 / Tween #4 (voice)

Wayne Brady

Harold McBride (voice)

Michael McDonald

Howard McBride / Antonio (voice)

Wyatt Griswold

Dusty (voice)

Haley Tju

Stella (voice)

Glory Curda

Chloe (voice)

Evangeline Lomelino

Emma (voice)

Susanne Blakeslee

Mrs. Johnson (voice)

Fred Tatasciore

Exterminator (voice)