Rachel Zegler as Ellian (voice)

Miguel Bernardeau as Chilo (voice)

Giovanna Bush as Orsola (voice)

Dennis Stowe as Lumbrian Soldier (voice)

Jenifer Lewis as Nazara (voice)

Dee Bradley Baker as Flink (voice)

Susan Fitzer as Old Maid (voice)

Nicole Kidman as Queen Ellsmere (voice)

Javier Bardem as King Solon (voice)

John Lithgow as Bolinar (voice)

Olga Merediz as The General (voice)

Rich Moore as The Postmaster (voice)

Nathan Lane as Luno - Oracle of the Moon (voice)

Tituss Burgess as Sunny - Oracle of the Sun (voice)

John Ratzenberger as Milo The Monster Handler (voice)

Vicky Jenson as Old Blue-Haired Woman (voice)

Angela Grovey as Lumbrian Citizen (voice)

Jessica Molaskey as Lumbrian Citizen (voice)

Isabelle McCalla as Lumbrian Citizen (voice)