a generally exciting film with a very good cast and a plausible concept . ray liotta be a vicious criminal without redeem characteristic . in lieu of execution and he be offer an opportunity to become involved in a test program for a drug which and it be hop and will master the evil tendency of the test subject . while the character be fairly well flesh out and the acting be of and at least and an expected level of a few good actor ( ray liotta and stephen rae and a fine willem dafoe ) and most of the rest of the actor be pedestrian in their part . the action sequence be good and with a couple of exceptional one . the love story and although not germane to the main action and be not so intrusive a to off set the film . the film be virtually do in by a very unsatisfactory and almost add on end . would have be well without the last scene .