Colman Domingo Arthur Gillman (voice)
Will Forte Gordon Lighthouse (voice)
Jane Fonda Grandmamah (voice)
Toni Collette Agatha Gillman (voice)
Randy Thom Confetti Cannon (voice), Sound Designer
Lana Condor Ruby Gillman (voice)
Eduardo Franco Trevin (voice)
Nicole Byer Janice (voice)
Jaboukie Young-White Connor (voice)
Sam Richardson Uncle Brill (voice)
David C. Hughes Sound Effects Editor
Tom McGrath Thanks
Christi Soper Hilt Casting
Liza Koshy Margo (voice)
Marek Kochout Animation
John Wong Animation
Annie Murphy Chelsea Van Der Zee (voice)
Gary Rizzo Sound Re-Recording Mixer
Priscilla Wong Visual Development
C. Jin Im Lighting Supervisor
Mike Mitchell Executive Producer
Ramona Young Bliss (voice)
Jana Vance Foley Artist
Echo Kellum Doug (voice)
Ronni Brown Foley Artist
James Ryan Thanks
Nicole Holofcener Thanks
Kirk DeMicco Director
Robert Huth Animation
Lynnanne Zager Phone Voice (voice)
Joel Crawford Thanks
Craig Kellman Character Designer
Paul Tibbitt Thanks
Ricardo Hurtado Student #1 / Student #10 (voice)
Emma Chamberlain Reporter (voice)
Brian C. Brown Writer
Pam Brady Writer
Greg Whittaker Animation
Sheri Ozeki Music Editor
Patrick Danaher Animation
Chris Manning Foley Editor
C.K. Horness Associate Editor
David Lisbe Animation
Philippe Le Brun Animation
Caleb Pierce Student #3 (voice)
Leff Lefferts Supervising Sound Editor, Sound Re-Recording Mixer
Yung Pham Animation
Garrett O'Neal Animation
JP Sans Animation
Tyler Phillips Lead Animator
Mark Edwards Thanks
Prashanth Cavale Lead Animator
Steffie Lucchesi Assistant Editor
Nick Fletcher Additional Editor
Ryan Page Animation
Nico Marlet Character Designer
Steven Hornby Animation
Joseph Chong Animation
Kelly Cooney Cilella Producer
Karen Foster School Librarian (voice)
John Hill Animation
Rick Hromadka Sound Designer
Shaun Farley Sound Effects Editor
Thomas Grummt Animation
Bill Díaz Animation
Drew Adams Animation Supervisor
Jerry Schmitz Thanks
Andrew Harkins Animation
Ruben Perez Visual Development
Patrick Giusiano Animation
Guillermo Careaga Animation Supervisor
Taylor Krahenbuhl Character Designer