Below are two working links to sites that have the various 12 Monkeys trailers available. Since I don't have the server space on Tripod, I've only uploaded the teaser trailer. The full trailer is hosted on movie-list.com.

The first is the :: full trailer :: hosted on Movie-List.com. This trailer is in Quicktime [.mov] format, at 160x120 and is 8.74 MB.

The second is the :: teaser trailer ::, which is 34 seconds long, and 3.83 MB in size.