Ricki Lopez

In the season finale, drug lord Escobar Gallardo's (recurring guest star Robert LaSardo) demands that Sean and Christian perform free breast implant removal operations on women Escobar uses to smuggle liquid heroin into the United States nearly force McNamara/Troy into financial ruin.

Mic represents a civilian wrongfully jailed in a Navy brig; he settles with Harm and Bud. Gunny goes to New Mexico to pick up a Marine who disappeared after service in the Korean War. The admiral goes fishing and winds up in a firefight.

Sean and Christian receive an unexpected visit from the previously incarcerated Merrill Bobolit (recurring guest star Joey Slotnick), who is in need of the doctors' professional services. Escobar Gallardo (recurring guest star Robert LaSardo) blackmails the surgeons into visiting him in prison--and performing surgery on his face. Christian, Sean and Julia are surprised to learn that Matt is now married and expecting a child with his new wife. And Julia jeopardizes her marriage by telling Sean the truth about her relationship with Marlowe (recurring guest star Peter Dinklage).