Hot on the heels of the first poster, Walt Disney Pictures and Marvel Studios have officially unveiled the first teaser trailer for Thor: The Dark World. The next chapter in the Marvel Cinematic Universe after Iron Man 3, the Thor sequel continues the journey of "The Mighty Avenger" as he attempts to save Earth and the Nine Realms from a new enemy in the shadows whose origins predates the creation of the universe. Thor must fight to restore order in the cosmos when an ancient race led by the vengeful Malekith wishes to destroy it, plunging life back into darkness. Chris Hemsworth stars as Thor with Natalie Portman (Jane Foster), Tom Hiddleston (Loki), Anthony Hopkins (Odin), Stellan Skarsgard (Erik Selvig), Idris Elba (Heimdall), Kat Dennings (Darcy Lewis), Ray Stevenson (Volstagg), Tadanobou Asano (Hogun), Jaimie Alexander (Sif) and Rene Russo (Frigga) all returning. Zachary Levi takes on the role of Fandral in this movie, replacing Josh Dallas from the original. New cast members for the sequel include former Doctor Who actor Christopher Eccleston as the main villain Malekith, former Lost actor Adewale Akinnuoye-Agbaje as Algrim/Kurse and Brit favourite Chris O'Dowd, in an unknown role. Watch the new trailer for yourselves using the player below;Directed by Games of Thones helmer Alan Taylor, Thor: The Dark World is due in theaters on November 8th, 2013.