Stephen Mendel
as
Olaf
Wendee Lee
as
Witch
Jakob Oftebro
as
Piratkaptajnen
Tara Strong
as
Baby Reindeer / Elf
Carlos Alazraqui
as
Santa / Driver / Elf
Sean Astin
as
Fox
Ólafur Darri Ólafsson
as
(voice)
Hilmir Snær Guðnason
as
(voice)
Al Rodrigo
as
Abu Al-Hakam
Cynthia Kaye McWilliams
as
Ghufaira / Hamama
Thomas Ian Nicholas
as
Saad
Ian McShane
as
Umayya
Will Ryan
as
Dragon
Harry Shearer
as
Keen Hacksaw / Mayor of Animal Olympic Island / Burnt Woody / Mark Spritz
Billy Crystal
as
Rugs Turkell / Joey Gongolong / Art Antica
John Sessions
as
Various
Chris Jai Alex
as
Crank
Ogie Banks
as
Wheely
Zizan Razak
as
Wheely
John Barrowman
as
Flex Dexter
Nigel Whitmey
as
Moose Roberts
Alfred Molina
as
Baron Blackout
Nathan Fillion
as
Captain Superior
Michael Dobson
as
Dr. Shark Hands
James Marsden
as
Hank
Rasmus Hardiker
as
Balloon Herald 1 / Prince Charming
Lily Collins
as
Princess Dawn
Ian McShane
as
The Grump
Vincent Tong
as
Chen / Polar Bear #2
Michael Dobson
as
Dexter / Mayhem / Bird
Brian Dobson
as
Grandpa / Student #2
Lisa Durupt
as
Maria / Student #4
Rikiya Koyama
as
Flaste Schole
Takanori Hoshino
as
Franson
Junya Enoki
as
Jona Bashta
Adam Lambert
as
Emperor Maximus
Anya Taylor-Joy
as
Marla
Daniel Radcliffe
as
Rex Dasher
Ben Diskin
as
Seadog
Mark Brooks
Director
Jack Black
as
Dethklok's Original Manager / Fat Fan
Victor Brandt
as
General Crozier
Mark Hamill
as
Mr. Salacia / Senator Stampingston
Malcolm McDowell
as
Vater Orlaag
Mahiro Maeda
Director
Urara Takano
as
(segment "Gala") (voice)
Ben Diskin
as
Chef Kozawa
Rob Schneider
as
Norm
Gabriel Iglesias
as
Pablo / Stan
Bill Nighy
as
Socrates