Leah Lewis

Character: Ember (voice)

Mamoudou Athie

Character: Wade (voice)

Ronnie del Carmen

Character: Bernie (voice)

Shila Ommi

Character: Cinder (voice)

Wendi McLendon-Covey

Character: Gale (voice)

Catherine O'Hara

Character: Brook (voice)

Mason Wertheimer

Character: Clod (voice)

Ronobir Lahiri

Character: Harold (voice)

Wilma Bonet

Character: Flarrietta (voice)

Joe Pera

Character: Fern (voice)

Matthew Yang King

Character: Alan / Lutz / Earth Pruner (voice)

Clara Lin Ding

Character: Little Kid Ember (voice)

Reagan To

Character: Big Kid Ember (voice)

Jeff Lapensee

Character: Sparkler Customer (voice)

Ben Morris

Character: Wood Immigration Official (voice)

Jonathan Adams

Character: Flarry (voice)

Alex Kapp Horner

Character: Customer / Delivery Person / Earth Landlord (voice)

P.L. Brown

Character: Doorman (voice)