Host John Bunnell was formerly featured as an officer on Fox's long running series Cops.
CW Jenson, who is featured as a generic police commentator on the show, is a fellow officer of host John Bunnell. After Working for the Portland Police Bureau, he became a reporter at KGW, (NBC). He has appeared on Maury Povich, and has become a frequent contributor on the Nancy Grace Show.
The "helicopter commentary" is actually dubbed by a voice over actor.