Chris Hemsworth
as Thor Odinson
Tom Hiddleston
as Loki
Cate Blanchett
as Hela
Tessa Thompson
as Scrapper 142 / Valkyrie
Jeff Goldblum
as En Dwi Gast / Grandmaster
Idris Elba
as Heimdall
Karl Urban
as Skurge / Executioner
Mark Ruffalo
as Bruce Banner / Hulk
Anthony Hopkins
as Odin
Benedict Cumberbatch
as Stephen Strange / Doctor Strange
Taika Waititi
as Korg / Surtur / Hulk (mo-cap)
Rachel House
as Topaz
Clancy Brown
as Surtur (voice)
Tadanobu Asano
as Hogun
Ray Stevenson
as Volstagg
Zachary Levi
as Fandral
Stan Lee
as Barber
Georgia Blizzard
as Asgardian Date #1
Amali Golden
as Asgardian Date #2
Luke Hemsworth
as Actor Thor
Sam Neill
as Actor Odin
Matt Damon
as Actor Loki (uncredited)
Charlotte Nicdao
as Actor Sif
Ashley Ricardo
as Odin's Assistant
Shalom Brune-Franklin
as College Girl #1
Taylor Hemsworth
as College Girl #2
Cohen Holloway
as Lead Scrapper
Alia Seror-O'Neill
as Golden Lady #1
Sophia Laryea
as Golden Lady #2
Steven Oliver
as Cousin Carlo
Hamish Parkinson
as Beerbot 5000
Jasper Bagg
as Warden
Sky Castanho
as Asgardian Daughter
Shari Sebbens
as Asgardian Mother
Richard Green
as Asgardian Uncle
Sol Castanho
as Asgardian Son
Jet Tranter
as Valkyrie Sister #1
Samantha Hopper
as Valkyrie Sister #2
Eloise Winestock
as Asgardian Woman
Rob Mayes
as Asgardian Man
Tahlia Jade
as Asgardian
Winnie Mzembe
as Asgardian
Sean Edward Frazer
as Asgardian
Connor Zegenhagen
as Asgardian
Tracie Filmer
as Asgardian
Tracey Lee Maxwell
as Asgardian Servant
Beatrice Ward
as Asgardian Citizen (uncredited)
Donnie Baxter
as GM Pilot
Greta Carew-Johns
as Grandmaster VIP
Mollie McGregor
as Twin Sakaaran citizen
Sophia McGregor
as Twin Sakaaran citizen
Scarlett Johansson
as Natasha Romanoff / Black Widow (archive footage / uncredited)
Katie Anderson
as Asgardian Woman (uncredited)
Ash Ricardo
as Odin's Assistant
Sam Hargrave
as Gladiator (uncredited)
Garreth Hadfield
as Asgardian / Butcher / Einherjar Guard / Sakaaran (uncredited)
Leonardo Dantès
as Asgardian Child (uncredited)
Braden Lewis
as Asgardian Child