Natalie Portman and Jamie Alexander feature in two new character posters for Thor: The Dark World.
Portman and Alexander reprise the roles of Jane Foster and warrior Lady Sif in the Alan Taylor directed Marvel film.
They are not the only familiar faces returning as Chris Hemsworth, Tom Hiddleston, Anthony Hopkins and Idris Elba are all returning.
But there are some new faces to watch out for as Christopher Eccleston takes on the role of Malekith, while Zachary Levi takes over the role of Fandral
Thor: The Dark World comes two years after we were introduced to these characters for the first time, and will be the first time that we have seen Thor on the big screen since Avengers Assemble.
Thor: The Dark World is the second Marvel movie to hit the big screen this year - Iron Man 3 being the first - as Marvel's Phase Two of movies has got underway.
Captain America: The Winter Solider and Guardians of the Galaxy will follow next year, before Phase Two is concluded with The Avengers: Age of Ultron in summer 2015.
Thor: The Dark World is released 30th October.
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