Jane Fonda Grandmamah (voice)
Colman Domingo Arthur Gillman (voice)
Lana Condor Ruby Gillman (voice)
Will Forte Gordon Lighthouse (voice)
Toni Collette Agatha Gillman (voice)
Eduardo Franco Trevin (voice)
Craig Kellman Character Designer
Liza Koshy Margo (voice)
Leff Lefferts Supervising Sound Editor, Sound Re-Recording Mixer
Nicole Holofcener Thanks
Echo Kellum Doug (voice)
Annie Murphy Chelsea Van Der Zee (voice)
Nicole Byer Janice (voice)
Shaun Farley Sound Effects Editor
Sam Richardson Uncle Brill (voice)
Lynnanne Zager Phone Voice (voice)
Tom McGrath Thanks
Kirk DeMicco Director
Gary Rizzo Sound Re-Recording Mixer
Randy Thom Sound Designer, Confetti Cannon (voice)
Mike Mitchell Executive Producer
James Ryan Thanks
Joel Crawford Thanks
Brian Chumney Supervising Sound Editor
Ricardo Hurtado Student #1 / Student #10 (voice)
Ramona Young Bliss (voice)
Jordan Matter School Principal (voice)
C.K. Horness Associate Editor
C. Jin Im Lighting Supervisor
Anthony Hodgson Animation Supervisor
Pam Brady Writer
Paul Tibbitt Thanks
Emma Chamberlain Reporter (voice)
Ronni Brown Foley Artist
John J. Lee Lighting Supervisor
David C. Hughes Sound Effects Editor
Caleb Pierce Student #3 (voice)
Jaboukie Young-White Connor (voice)
Kelly Cooney Cilella Producer
Christi Soper Hilt Casting
JP Sans Animation
Greg J. Peterson First Assistant Sound Editor
Michael Amos Animation Supervisor
Rick Hromadka Sound Designer
Jeff Williams Animation
Guillermo Careaga Animation Supervisor
Mark Roennigke Animation Supervisor
Brian Menz Animation
Greg Whittaker Animation
John Wong Animation
Karen Foster School Librarian (voice)
Jana Vance Foley Artist
Ares Deveaux Animation
Brendan Kirschbaum Animation
Dan Wagner Animation
Joseph Chong Animation
David Couchariere Animation
Ivan Oviedo Animation
Tyler Phillips Lead Animator
Marek Kochout Animation
Bill Díaz Animation
William Salazar Animation
Januel Mercado Thanks
Joseph Izzo Associate Producer
Robyne Powell Lead Animator
Martin P. Hopkins Animation
Colin Jack Thanks
Nick Fletcher Additional Editor
Garrett O'Neal Animation
Andrew Harkins Animation
Prashanth Cavale Lead Animator
David Lisbe Animation