Ian Edgerton (portrayed by Lou Diamond Phillips) is a recurring character who has appeared in five out of the six seasons. He is an agent who has assisted Don and his team in various cases. He is the FBI's best sniper, as well as being the fourth best shot in the United States. He is also a top tracker, and has the luxury of choosing his own cases. Ian also works as a sniper instructor at Quantico when he is not working a case in the field. With the kill shot through the cab windows of a pickup truck, executed in "Pandora's Box", Ian hopes to be moved up to third-best shot in the U.S.