Anya Taylor-Joy Princess Peach (voice)
Jack Black Bowser (voice), Songs
Seth Rogen Donkey Kong (voice)
Chris Pratt Mario (voice)
Charlie Day Luigi (voice)
Keegan-Michael Key Toad (voice)
John DiMaggio Uncle Arthur (voice)
Khary Payton Penguin King (voice)
Phil LaMarr Additional Voices (voice)
Kevin Michael Richardson Kamek (voice)
Fred Armisen Cranky Kong (voice)
Alex Hirsch Thanks
Scott Menville Koopa General (voice)
Cree Summer Additional Voices (voice)
Eric Bauza Toad General (voice)
Carlos Alazraqui Additional Voices (voice)
Michael Diamond Songs
Michael Jelenic Director
Ashly Burch Additional Voices (voice)
Rino Romano Uncle Tony (voice)
Sebastian Maniscalco Spike (voice)
Jessica DiCicco Mario's Mom (voice)
Barbara Harris Additional Voices (voice)
Aaron Hendry Additional Voices (voice)
Brian Tyler Original Music Composer, Conductor
Cathy Cavadini Additional Voices (voice)
Chris Meledandri Producer
Adam Horovitz Songs
Charles Martinet Mario's Dad / Giuseppe (voice)
Will Collyer Additional Voices (voice)
Shigeru Miyamoto Producer
Eric E. Osmond Editor, Additional Voices (voice)
Juan Peralta Sound Re-Recording Mixer
Randy Thom Sound Designer
Pierre Leduc Co-Director
Willow Geer Additional Voices (voice)
Andy Hirsch Additional Voices (voice)
Pete Horner Sound Re-Recording Mixer
Ronni Brown Foley Artist
Aaron Horvath Director
Benjamin Faure Supervising Animator
Mark Walton Story Artist
Nisa Ward Additional Voices (voice)
Matthew Fogel Writer
Dana Niu Orchestrator
Bonnie Tyler Songs
Eric Favela Story Artist
Jonathan del Val Animation
Jana Vance Foley Artist
Guy Bar'ely Story Artist
Pierre Avon Supervising Animator
Daniel Laurie Supervising Sound Editor
Andrew Kinney Orchestrator
Jeannine Berger Post Production Producer
Gregory Perler Additional Editor
Ed Skudder Head of Story, Storyboard Artist
Rachel Butera Additional Voices (voice)
Lee Shorten Additional Voices (voice)
Richard Duarte Foley Mixer
Jeff Kryka Orchestrator
Tiffany Hillkurtz Additional Editing
Jasper Randall Conductor
James Krenzke Other
Leff Lefferts Sound Effects Editor
Scott Guitteau Sound Effects Editor
Laurent de la Chapelle In Memory Of
E. Larry Oatfield Foley Supervisor
Robert Elhai Orchestrator
Guillaume Aretos Production Design
Sean England Foley Artist
Mark Edward Smith Vocals
Adam Yauch Songs