Kumail Nanjiani as Mack Mallard (voice)

Elizabeth Banks as Pam Mallard (voice)

Caspar Jennings as Dax Mallard (voice)

Tresi Gazal as Gwen Mallard (voice)

Awkwafina as Chump (voice)

Carol Kane as Erin (voice)

Keegan-Michael Key as Delroy (voice)

Danny DeVito as Uncle Dan (voice)

David Mitchell as GooGoo (voice)

Isabela Merced as Kim (voice)

Carlos Alazraqui as Additional Voices (voice)

Ozioma Akagha as Additional Voices (voice)

Jozanne Marie as Additional Voices (voice)

Carlos Alazraqui as Additional voices (voice)

Sarah Musnitsky as Additional Voices (voice)

Valenzia Algarin as Additional Voices (voice)

Laraine Newman as Additional Voices (voice)

Will Collyer as Additional Voices (voice)

Levi Nunez as Additional Voices (voice)

Abby Craden as Additional Voices (voice)

Eric Osmond as Additional Voices (voice)

Django Craig as Additional Voices (voice)

Jason Pace as Additional Voices (voice)

John DeMita as Additional Voices (voice)

Joy Poirel as Additional Voices (voice)

Luca Diaz as Additional Voices (voice)

Noreen Reardon as Additional Voices (voice)

Christian Gazal as Additional Voices (voice)

Boris Rehlinger as Additional Voices (voice)

Willow Geer as Additional Voices (voice)

Chris Renaud as Additional Voices (voice)

Jeffrey Anderson-Gunter as Additional Voices (voice)

Benjamin Renner as Additional Voices (voice)

Jess Harnell as Additional Voices (voice)

Sardia Robinson as Additional Voices (voice)

Aaron Hendry as Additional Voices (voice)

Nisa Ward as Additional Voices (voice)

Barbara Iley as Additional Voices (voice)

Andreana Weiner as Additional Voices (voice)

JK Karliak as Additional Voices (voice)

Debra Wilson as Additional Voices (voice)