Eduardo Franco Trevin (voice)
Toni Collette Agatha Gillman (voice)
Jane Fonda Grandmamah (voice)
Will Forte Gordon Lighthouse (voice)
Colman Domingo Arthur Gillman (voice)
James Ryan Thanks
Lana Condor Ruby Gillman (voice)
Sam Richardson Uncle Brill (voice)
Liza Koshy Margo (voice)
Januel Mercado Thanks
Echo Kellum Doug (voice)
Joseph Izzo Associate Producer
John J. Lee Lighting Supervisor
Annie Murphy Chelsea Van Der Zee (voice)
Nicole Byer Janice (voice)
Shaun Farley Sound Effects Editor
Bill Díaz Animation
Lynnanne Zager Phone Voice (voice)
Tom McGrath Thanks
Ramona Young Bliss (voice)
Mike Mitchell Executive Producer
Joel Crawford Thanks
C. Jin Im Lighting Supervisor
Christi Soper Hilt Casting
Dan Wagner Animation
Kelly Cooney Cilella Producer
Julien Bocabeille Animation
Jordan Matter School Principal (voice)
Brian Menz Animation
Jerry Schmitz Thanks
Craig Kellman Character Designer
Jaboukie Young-White Connor (voice)
John Wong Animation
Gary Rizzo Sound Re-Recording Mixer
Pam Brady Writer
Colin Jack Thanks
Paul Tibbitt Thanks
Emma Chamberlain Reporter (voice)
Ricardo Hurtado Student #1 / Student #10 (voice)
Kirk DeMicco Director
Guillermo Careaga Animation Supervisor
Randy Thom Sound Designer, Confetti Cannon (voice)
Caleb Pierce Student #3 (voice)
Ryan Page Animation
Tyler Phillips Lead Animator
Jana Vance Foley Artist
JP Sans Animation
Nicole Holofcener Thanks
John Han Assistant Editor
Ronni Brown Foley Artist
Brian Chumney Supervising Sound Editor
Yung Pham Animation
David C. Hughes Sound Effects Editor
Rick Hromadka Sound Designer
Karen Foster School Librarian (voice)
Nicolas Prothais Animation
Thomas Grummt Animation
Sébastian Piquet Visual Development
Greg Whittaker Animation
Leff Lefferts Supervising Sound Editor, Sound Re-Recording Mixer
Michelle Mendenhall Editor
Anthony Hodgson Animation Supervisor
Marek Kochout Animation
Steve Vanseth Animation
Chris Manning Foley Editor
Jonathan Ciscon Lighting Supervisor
Mark Edwards Thanks
Robert Huth Animation
David Couchariere Animation
Tiffany Wu Student #7 (voice)
Derek Cheung Effects Supervisor
Jeff Williams Animation