Cast & Crew
Vocal
Masami Kikuchi <-> Sonic The Hedgehog [Japan], Hyper Metal Sonic [Japan]
Hekiru Shiina <-> Miles 'Tails' Prower [Japan]
Yasunori Matsumoto <-> Knuckles The Echinda [Japan]
Junpei Janikuchi <-> Dr Eggman / Dr Robotnik [Japan], Black Eggman / Metal Robotnik [Japan]
Mika Kanai <-> Seira /Sara [Japan]
Martin Burke <-> Sonic The Hedgehog [English]
Lainie Frasier <-> Miles 'Tails' Prower [English]
Bill Wise <-> Knuckles The Echinda [English]
Edwin Neal <-> President [English], Dr Eggman / Dr Robotnik [English], Black Eggman / Metal Robotnik [English]
Sascha Biesi <-> Seira /Sara [English]
Gary Dehan <-> Hyper Metal Sonic [English]
Charles Campbell <-> Old Man Owl [English]
Writers
Masashi Kubota <-> Original Story
Jennifer Presto <-> English ADR Script (ADV)
Gary Dehan <-> English ADR Script (ADV), Producer & Director (ADV)
Music
Mitsuhiro Tada <-> Music, Ending Theme Music & Arrangement
Rui Konaka <->  Look-A-Like Lyrics and Singer
Misc
Akiko Yoshii <-> Production Assistant (ADV)
Akinori Ohno <-> Producer
Akira Suzuki <-> Backgrounds
Akiyoshi Yoda <-> Mixing
Anime World Osaka <->
Anna Bechtol <-> Production Secretary (ADV)
Charles Campbell <-> English ADR Recording Engineer (ADV)
Daisuke Jinbo <-> Sound Effects
Daisuke Nishioka <-> Production Coordinator
Fujio Oda <->
Fumie Muroi <-> - Ep 2
Fusanobu Fujiyama <-> Recording Director
General Entertainment Co. LTD <-> Production
Haruo Miyakawa <-> Mechanical Coordinator
Hideaki Sakamoto <-> - Ep 2
Hiromi Kikuta <-> Sound Effects Production
Hiroshi Noguchi <-> Photography
Hiroyuki Fujiwara <-> Production Coordinator
Hiroyuki Naritakara <->
Hiroyuki Yoshimura <->
IMAGICA <-> Film Processing
Izumi Murasako <-> Finishing Check
Janice Williams <-> Production Coordinator (ADV)
Jinnan Studio <-> Recording Studio, Sound Effects Production
Jiromi Kikuta <-> Sound Effects Production
John Ledford <-> Executive Producer (ADV)
Joji Itou <->
Junichi Hayakawa <-> - Ep 2
Junji Fujita <-> Production Director
Junya Koshiba <-> Digital Animation
Kaori Nishikawa <-> Backgrounds
Katsunori Mahara <-> Photography
Kazunori Ikegami <-> Production Design, Director
Keisuke Okamoto <-> Project Translator (ADV)
Kelly Beard <-> Production Assistant (ADV)
Kenji Ikeda <-> Special Effects
Kevin Hinnant <-> Logo Design (ADV)
Koichiro Sugie <-> Producer
Koji Aso <->
Kyoichi Mori <-> Production Manager
Laura Attwell <-> Art Director (ADV)
Lisa J. Miller <-> Production Manager (ADV)
Maki Nagano <-> Production Assistant (ADV)
Maki Productions <-> Titles
Masaro Yoshioka <-> - Ep 2
Masaru Amamizu <-> Backgrounds
Minoru Kibata <-> - Ep 2
Monster Island <-> English ADR Recorded (ADV)
Motoaki Ikegami <-> Director of Photography
Music Production <-> Production Director
Naoharu Hokutani <-> Producer
Naohisa Kijima <-> Photography
Naoto Oshima <-> Production Director
Naruki Nakayama <-> Executive Producer
Nobutaka Itou <->
Noriko Suzuki <-> Photography
Paul Killam <-> Sound Design (ADV)
Reiko Ikeda <-> Backgrounds
Reiko Yamada <-> Animation Check
Sadayori Sekijima <-> Storyboards
Sega Enterprises, LTD <-> Original Production
Seiji Morita <-> Editing
Seiko Akashi <-> Art Director
Shinji Ikegami <-> Photography
Shiro Kudaka <->
Sonic Team <-> Production Director
Studio Cosmos <-> Photography
Studio Echo <-> Recording Studio
Studio OM Aomori Works <->
Studio Pierrot Art Division <-> - Ep 2
Studio Pierrot Co. Ltd <-> Animation Production
Studio Pierrot Fukuoka Annex <-> - Ep 2
Studio Run Run <-> Finishing
Studio Uni <-> Backgrounds
Swarer Production <-> Sound Effects
Takashi Nakamura <-> Backgrounds
Takashi Shimada <-> Photography
Takayuki Sugizaki <-> Producer
Tetsuo Ofuji <-> Photography
Tezuka Production <-> - Ep 2
Toru Iwakami <-> International Coordinator (ADV)
Toshio Kaido <-> Finishing Check
Toshiya Washida <->
Tsuneo Ninomiya <-> Character Designs & Director of Animation
Yoichi Kuroda <-> Photography
Yoshiko Shimizu <-> Finishing Check
Yoshiko Takiguchi <-> Color Designation
Yoshiyuki Naritaka <-> - Ep 2
Yuji Naka <-> Production Director