Sophia Brown as Éile
Laurence O'Fuarain as Fjall
Michelle Yeoh as Scían
Mirren Mack as Merwyn
Lenny Henry as Balor
Jacob Collins-Levy as Eredin
Lizzie Annis as Zacare
Huw Novelli as Brother Death
Francesca Mills as Meldof
Zach Wyatt as Syndril
Dylan Moran as Uthrok One-Nut
Minnie Driver as Seanchai
Joey Batey as Jaskier
Aidan O'Callaghan as Kareg