The Bone Collector takes a Polaroid photo and shakes it. In reality this has no effect on the development process of this type of sealed instant photo. It used to help the drying process of the the old-style, peel-apart Polaroids. You were much better off popping the newer style in your pocket to speed up development.
First of two appearances in the series by Tracie Thoms playing Lincoln's former colleague, Agent Cutter.
Tawny Cypress returns to the series in her first appearance since the pilot episode in her role as Lincoln's ex-wife, Naia.