Guest Stars
Donna Kimball
voices Aughra
Gugu Mbatha-Raw
voices Seladon
Benedict Wong
voices The General
Mark Hamill
voices The Scientist
Simon Pegg
voices The Chamberlain
Jason Isaacs
voices The Emperor
Victor Yerrid
voices Hup
Harris Dickinson
voices Gurjin
Neil Sterenberg
voices The Scroll Keeper
Awkwafina
voices The Collector
Harvey Fierstein
voices The Gourmand
Kevin Clash
voices Gruenak #1
Louise Gold
voices Podling Servant #1
Lena Headey
voices Maudra Fara
Toby Jones
voices Librarian
Ólafur Darri Ólafsson
voices The Archer
Neil Sterenberg
voices Gruenak #2
Hannah John-Kamen
voices Naia
Ralph Ineson
voices The Hunter
Shazad Latif
voices Kylan
Alice Dinnean
voices The Ornamentalist
Andy Samberg
voices The Heretic
Bill Hader
voices UrGoh the Wanderer
James Dreyfus
voices Lath'N
Louise Gold
voices Maudra Argot
Suzy Eddie Izzard
voices Cadia
Natalie Dormer
voices Onica
Dave Goelz
voices Baffi
Nina Sosanya
voices Maudra Mera
Beccy Henderson
voices Maudra Ethri
Nimmy March
voices Maudra Laesid