Keone Young Dr. Onda (voice)
Tamlyn Tomita Mina / Emiko Sato (voice)
Jonathan Groff Bunny (Ollie) (voice)
Brittany Ishibashi Mrs. Onda / Additional Voices (voice)
Simon Wells Additional Storyboarding
Paul Nakauchi Additional Voices (voice)
Diplo Songs
Vic Chao KDF Pilot #3 / Additional Voices (voice)
Gedde Watanabe Professor Sato / Ultradad (voice)
Everett Downing Jr. Additional Storyboarding
Christopher Sean Ken Sato / Ultraman (voice)
François Chau Itow-san / Additional Voices (voice)
Karen Maruyama Oba-chan (voice)
Steve Jones Songs
Lee Shorten Captain Aoshima (voice)
John T. Cucci Foley Artist
Dan O'Connell Foley Artist
Tony Fucile Other
Jonathan Ohye Yakult Catcher / Additional Voices (voice)
Oliver Tree Songs
Bret Marnell KDF Flight Control / Additional Voices (voice), Editor
Artt Butler Coach Shimura / Additional Voices (voice)
Paul Lasaine Visual Development
Chris Mitchell Story Artist
Stefan Drury Associate Producer, Visual Effects Producer
Keiko Murayama Lead Character Designer
Marc Haimes Writer
Justine von Winterfeldt Music Supervisor
Tony Siruno Character Designer
Shannon Tindle Character Designer, Writer, Director
Jihyun Park Story Artist
Gem Ronn Cadiz Creature Technical Director
Mayumi Yoshida TV Reporter (voice)
Masa Kanome Umpire #4 (voice)
Mark Willsher Scoring Mixer, Supervising Music Editor
Masahiro Onda Executive Producer
Mark Garcia Story Artist
Doug M. Thomas Apprentice Sound Editor
Julia Kato Umpire #3 (voice)
Marion Louw Visual Development
Ovi Nedelcu Story Artist
Vishal Patel Effects Supervisor
Keith Baxter Additional Storyboarding
Frank Buckley Announcer / Additional Voices (voice)
Stephen Alexander Spies Orchestrator, Additional Music
Hiro Nakamura Kenji (voice)
Mayumi Nose Character Designer
Sunmin Inn Art Direction
Nik Siefke First Assistant Editor
John Aoshima Co-Director, Story Artist
Mathieu Vig Animation Supervisor
Alun Cummins Digital Producer, Visual Effects Producer
Hyunjoo Song Story Artist
Rob Fukuzaki Game Commentator (voice)
Julia Harriman Ami Wakita (voice)
Anthony Holden Additional Storyboarding
Scot Blackwell Stafford Original Music Composer
Vince Aparo Story Artist
Rie Koga Head of Story
Grace Liu Additional Storyboarding
Tanya Giang Casting
Hayden Jones Visual Effects Supervisor
Sean M. Murphy Visual Effects Producer, Associate Producer
Ryan Sommer Assistant Editor
Lisa M. Poole Producer
Tom Knott Producer
Marcos Mateu-Mestre Production Design
Pei-Zhi Huang Effects Supervisor
Ariana Oh Story Artist
A.J. Jothikumar Story Artist
Tanner Johnson Additional Storyboarding
Mila O'Malley Chiho (voice)