âÃÂÃÂThe SilencerâÃÂàâÃÂÃÂHotch (Thomas Gibson) and newest BAU member Alex Blake (Jeanne Tripplehorn) talk as they investigate the murder of a victim with the trademark handiwork of the UnSub âÃÂÃÂThe Silencer,âÃÂàwho leaves behind victims with his unique trademark of sewing their mouths shut, on the eighth season premiere of CRIMINAL MINDS, Wednesday, Sept. 26 (9:00-10:00 PM, ET/PT) on the CBS Television Network. Photo: Monty Brinton/CBS ÃÂé 2012 CBS Broadcasting Inc. All Rights Reserved.