Margo Martindale

• Credenza Twit (voice)

Johnny Vegas

• Jim Twit (voice)

Maitreyi Ramakrishnan

• Beesha Balti (voice)

Ryan Anderson Lopez

• Busby Mulch (voice)

Emilia Clarke

• Pippa (voice)

Natalie Portman

• Mary Muggle-Wump (voice)

Timothy Simons

• Marty Muggle-Wump (voice)

Nicole Byer

• Beverly Onion (voice)

Jason Mantzoukas

• Mayor Wayne John John-John (voice)

Alan Tudyk

• The Sweet-Toed Toad (voice)

Sami Amber

• Jeremy (voice)

Phil Johnston

• Mr. Napkin (voice)

Riley King

• Tuna Remnant (voice)

Zarah Kulczycki

• Harold Hulse (voice)

Rebecca Wisocky

• Dee Dumdie-Dungle (voice)

Mark Proksch

• Horvis Dungle (voice)

Della Saba

• Dorcas Dumdie-Dungle (voice)

Charlie Berens

• Gorb Klurb (voice)

Stephanie Escajeda

• Constance Klurb (voice)

Israa Zainab

• Mandy Muggle-Wump (voice)

Dee Bradley Baker

• Muggle-Wump Efforts / Florbnorbles (voice)

Rif Hutton

• Cop #1 (voice)

William Calvert

• Jailer (voice)

Erika Dapkewicz

• Florbnorble Leader (voice)

David Byrne

• Gordon Sniffles (voice)

Scott Whyte

• Voice Changer 30,000 / Rabney "Lyle" Kalemann (voice)

David Cowgill

• Golf Announcer (voice)

Hayley Williams

• Marleeta Punge (voice)

Shane Sweet

• Triperot Man (voice)

Maggie Malone

Todd Demong

Phil Johnston

Phil Johnston

Roald Dahl

Valentin Beaumont

Hayley Williams

David Byrne

Oli Julian

Lara Breay

Mary Coleman

Natalie Fischer

Julie Lockhart

Elisabeth Murdoch

Sarah Smith

John H. Williams

Erika Dapkewicz

Cymbre Walk

Daisy May West

Katie Shanahan

Craig Rittenbaum

Rémi Salmon

Kirk Garfield

Jack Kasprzak

Fernando Peque

Bianca K. Dansoh

Matthew Bilton

Phil Johnston

Meg Favreau

Kei Acedera

Tristan Poulain

Jules Rigolle

Estefania Pantoja

Alexandre Diboine

Clément Dartigues

Mike Chen

Nash Dunnigan

Jeannie Lee

Kevin Lee

Tory Polska

Joāo Pedro Sustelo