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Yes

Chiemi Tanaka as Rikka
Hans Conried as King Azaz / The MathemaGician (voice)
Hina Youmiya as Mashutan
Patrick M. Seymour as Brendan
Eddie Korbich as Al Sleech / Moo Sleech / RoboCrusher (voice)
Camilo García as The Dog (voice)
Keiko Han as Saori / Athena (voice)
Jonathan Harris as Professor Jones
Paul Vogt as Pig Announcer (voice)
Gigi Saul Guerrero as Vida (voice)
Juliet Stevenson as Narrator (voice)
Kenji Nojima as Natsume Sakasaki
Noriko Hidaka as Sumire (voice)
Larry the Cable Guy as Matter
Yuki Kodaira as Midorikawa Ryuuji
Adam Shapiro as Coal Elf #1 (voice)
Richard E. Grant as The Gardener (voice)
Andy Davoli as Savino (voice)
Myriam Sirois as Ritabear (voice)
Masahiro Anzai as Uemura (episode 1) (Voice)
JeCobi Swain as Goose
George Webster as Winston
Kenichi Suzumura as Akira Sakaki (voice)
Peter Frödin as Didrik von Drone (voice)

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