Chris Hemsworth (Thor Odinson), Natalie Portman (Jane Foster), Tom Hiddleston (Loki Laufeyson), Anthony Hopkins (Odin), Stellan Skarsgård (Erik Selvig), Colm Feore (König Laufey), Kat Dennings (Darcy Lewis), Ray Stevenson (Volstagg), Clark Gregg (Agent Coulson), Idris Elba (Heimdall), Jaimie Alexander (Sif), Rene Russo (Frigga), Adriana Barraza (Isabela Alvarez), Tadanobu Asano (Hogun), Josh Dallas (Fandral), Samuel L. Jackson (Nick Fury), Matt Battaglia (Pete), Maximiliano Hernandez (Agent Sitwell), Buddy Sosthand (Agent Delancey), Richard Cetrone (Hauptmann der Frostriesen), Darren Kendrick (Frostriese Sentry), Justice Smith (Frostriese Brute), Joseph Gatt (Frostriese Grundroth), Josh Coxx (Frostriese Hailstrum), Luke Massy (Frostriese Raze), Matt Ducey (Einherjar-Wache), Jason Camp (Einherjar-Wache)