Look at these clips
http://vids.myspace.com/index.cfm?fuseaction=vids.individual&videoid=17620123
http://vids.myspace.com/index.cfm?fuseaction=vids.individual&videoid=17620632
http://vids.myspace.com/index.cfm?fuseaction=vids.individual&videoid=17620751
http://vids.myspace.com/index.cfm?fuseaction=vids.individual&videoid=17620572
The last clip is Oded Fehr: "Carlos Oliveira", Oded Fehr is Ardeth Bay in the Mummy Films.
Not trailer clips, but they do say its going to be Awesome.
Soundtrack.
http://www.myspace.com/residentevilsoundtrack
Edit. Just found this, it a trailer, but I do not remember it.
http://vids.myspace.com/index.cfm?fuseaction=vids.individual&videoid=15288764