Piper Curda

Mabel (voice)

Bobby Moynihan

King George (voice)

Jon Hamm

Mayor Jerry Generazzo (voice)

Kathy Najimy

Dr. Sam (voice)

Dave Franco

Insect King (voice)

Eduardo Franco

Loaf (voice)

Aparna Nancherla

Nisha (voice)

Tom Law

Tom Lizard (voice)

Sam Richardson

Conner (voice)

Melissa Villaseñor

Ellen (voice)

Isiah Whitlock Jr.

Bird King (voice)

Steve Purcell

Amphibian King (voice)

Ego Nwodim

Fish Queen (voice)

Nichole Sakura

Reptile Queens (voice)

Meryl Streep

Insect Queen (voice)

Karen Huie

Grandma Tanaka (voice)

Lila Liu

Young Mabel (voice)

Eman Abdul-Razzak

Insect Prince (voice)

Vanessa Bayer

Diane (voice)

Joe Spano

Ancient Beavertonian (voice)

Matthew Yang King

Additional Voices (voice)

Bob Peterson

Additional Voices (voice)

Lori Alan

Additional Voices (voice)

Grey DeLisle

Additional Voices (voice)

Laraine Newman

Additional Voices (voice)

Carlos Alazraqui

Additional Voices (voice)

Rick Zieff

Additional Voices (voice)

Alex Désert

Additional Voice (voice)

Jeff Pidgeon

Additional Voices (voice)

Bill Barretta

Additional Voices (voice)

Daniel Chong

Additional Voices (voice)

Eitan Anisz

Larry (voice)