Guest Stars
Donna Kimball
voices Aughra
Gugu Mbatha-Raw
voices Seladon
Mark Hamill
voices The Scientist
Benedict Wong
voices The General
Simon Pegg
voices The Chamberlain
Jason Isaacs
voices The Emperor
Caitríona Balfe
voices Tavra
Harris Dickinson
voices Gurjin
Neil Sterenberg
voices The Scroll Keeper
Awkwafina
voices The Collector
Harvey Fierstein
voices The Gourmand
Toby Jones
voices Librarian
Mark Strong
voices Ordon
Helena Bonham Carter
voices All-Maudra
Louise Gold
voices Podling Servant #2
Louise Gold
voices Maudra Argot
James Dreyfus
voices Lath'N
Charlie Condou
voices Mitjan
Beccy Henderson
voices Bobb'N
Dustin Demri-Burns
voices Daudran
Theo Ogundipe
voices The Sanctuary Tree
Sigourney Weaver
voices The Myth-Speaker
