Secrets from Ducky's clandestine past come to the forefront after he's attacked at a crime scene. The team uncovers disturbing secrets from the good doctor's past.

Bernard White, Brian Dietzen, Dariush Kashani, David Dayan Fisher, Kym Hoy, Naz Deravian, Nick McDow, Salman Bokhari, Sharni Vinson, Tim Chiou, Torri Higginson, William Morgan Sheppard