A former British operative shows up at Mac's apartment and informs her that there is a hit man looking for anyone associated with Clayton Webb.
Harm convinces the Navy to re-open a case that is twenty years old.
The President nominates a tough Marine colonel to replace Chegwidden as the Judge Advocate General.
Harm and Mac investigate when a government official is killed in Iraq.
When a midshipman drowns during a training excercise, Mac and Turner investigate a sailing instructor at the Naval Academy.
Harm and Mac attend the trial of three MP's accused of abusing Al-Qaida prisoners at a Guantanamo Bay camp.
Coates is framed for murder when an old friend from her past comes to visit.
Harm & Mac work with FBI agents in the investigation of an abandoned car belonging to a Navy Commander assigned to a Bio-Weapons Defense Laboratory.
After suffering injury in a car accident on Christmas Eve, a radio show helps spark Mac's memory.
An F-14 Tomcat crashes near a California school, prompting Ham to investigate.
Harm and Mac are sent to a naval base in Key West to investigate the murder of a civillian man involved with a pretty, young, female lieutenant.
Harm and Mac search for a Marine captain who has gone out on the hunt for Osama Bin Laden with a unit of the local tribesmen. Meanwhile, Big Bud calls upon Bud when in an effort to avoid being called back into service.
A Navy psychiatrist is brought to trial when a soldier they sent back dies in a combat situation.
An upstart new JAG attorney gets under Mac's skin by using unorthodox methods.
Mac and Harm travel to Indonesia to negotiate for the release of hostages taken by pirates.
Mac and Vucovic square off in the courtroom during the trial of a Marine accused of manslaughter.
Vukovic travels to Iraq where he must defend a Marine accused of killing a seemingly innocent civilian at a mosque.
Harm and Bud prosecute the sole survivor of an Iraqi bombing after the man is accused of setting fire to the Marine Reserve Center in his hometown.
Vukovic and Graves search for a DNA match in order to identify the remains of an American soldier that were found in Laos.
Harm and Vukovic must put aside their differences in order to defend a seaman who killed a larger opponent in a fist fight.
In the season finale of JAG, Harm and Mac come to terms with their personal feelings for one another.