The first trailer is out for the Halo Nightfall movie.
Halo 5: Guardians - Beta Trailer
This teaser for Halo 5: Guardians shows a sneak peek of intense spartan action for the game's beta.
Axis Animation Behind the Scenes of Halo 4: Spartan Ops
Axis Animation go behind the scenes on their amazing Halo 4: Spartan Ops CG cinematics.
Making Halo 4 - Part 1 and 2
Join 343 Industries on a 20 minute behind the scenes featurette on the creation of Halo 4.