Grylu Sker

Peter Stormare

as

The Mariner

Piotr Michael

as

The Explorer

Aaron LaPlante

as

Grýla (voice)

Ronald Binion

as

Lead Puppeteer

Ben Bayouth

as

Puppeteer

Greg Ballora

as

Puppeteer

Christine Papa...

as

Puppeteer

Brittaney albot

as

Puppeteer

Auður Sif Jóns...

as

Ancient Voice

Marina Wells

as

Daughter

Teddy Weller

as

Frightened Boy