Bell had originally appeared on the series in Season 1 as a separate character, the deceased Lt. Diane Schonke, and her physical resemblance to Mac was written into the plot.
He has a younger brother, Mikey (Michael Bellisario), who had aspirations of being an artist before enlisting in the Navy and qualifying as a radar and gunnery technician, then being accepted into the Naval Academy as a midshipman.
They had a complex relationship with their father, "Big Bud" Sr. (Jeff MacKay), a retired Master Chief, who was borderline abusive when they were children, perhaps due to the strain of having to raise them himself after the death of their mother.
She replaces her future husband, Bud Roberts, as Officer in Charge of Public Affairs at USS Seahawk and later becomes part of the administrative staff at JAG HQ.
Harm was originally in charge of transporting her to prison, but given that it was the holidays, he arranged for her to spend Christmas Day with the JAG officers,[1] after which Coates decided to "straighten up."
At the end of the episode it is revealed that she has rejected an offer to return to the JAG office, and bids goodbye to Harm, while noting his feelings for Mac.
Before she was deployed to USS Seahawk (to replace LT Roberts as JAG officer), Lieutenant Loren Singer had engaged in an extramarital affair with Lindsey.
Harm was subsequently charged with murder but was cleared when NCIS Special Agents Anthony DiNozzo and Vivian Blackadder found the real culprit.
He later returned to active service briefly after 9/11 as an advisor to the Secretary of the Navy during a crisis involving a U.S. plane that had made an emergency landing in China, retiring for the second and final time around Christmas of 2002.
She returned as a guest star in season 9, as part of a dream sequence, in which an alternate version of Krennick had risen to the rank of Rear Admiral and was now Judge Advocate General of the Navy.
Following the hearings of the Senate Select Committee on Intelligence, which is brought on by the aftermath of the near-catastrophic Al-Qaeda attack against the USS Seahawk that was ultimately thwarted by the efforts of Harm, Mac, Sturgis, Bud, Singer, and Admiral Chegwidden (at the end of season 7), and for his unusual usage of Navy personnel doing CIA work, Nelson is forced to resign from office and is subsequently replaced by Senator Edward Sheffield (Dean Stockwell), who takes over the duties of Secretary of the Navy in the season 8 episode "Dangerous Game".
The United States Congresswoman from Detroit, Bobbi Latham is the Chairwoman of the House National Security Subcommittee and an avid supporter of women's rights.
[8] She tended to take a hard and often critical line towards the military, especially on cases involving the V-22 Osprey and an ambush in Sierra Leone, but was also shown to be fair-minded.
He is charged with dereliction of duty after a CIWS gun malfunction on the USS Wake Island, and Bud leads the review team that clears him of any wrongdoing.
Bellisario actually appeared in the opening scene of the entire series, playing an Italian boy on a fishing boat in Season 1's pilot episode.
He had also played a pizza delivery boy in Season 3's "Ghost Ship" and had a brief recurring role as lab assistant Charles "Chip" Sterling in JAG spin-off NCIS.
She did not confirm it but did not deny it either, leaving the certainty ambiguous, but even this noble action doesn't help her pariah status at JAG HQ at all (not for the last time, Mac seemed to be looking for an excuse to bring charges against her).
During the Season 7 finale, "Enemy Below", she is the first to deduce the Iranian ruse that allowed Kabir Atef to escape into the Arabian Sea with a diesel submarine.
Singer had affairs with Harm's half-brother Sergei Zhukov, CDR Theodore Lindsey and a third unidentified man who was the father of her baby and probably had some undefined connection to Ireland (she had purchased a ticket to fly there shortly before her death).
After a few months trapped in the ice, her badly decayed remains were found in a tree in Potomac Park by a young Boy Scout, prompting the area to be sealed off.
He later returned for 48 hours to introduce Harm to his fiancée, Galina Borkova, and said (accurately as it turned out) that he believed Singer's claim that he wasn't her child's father.
He finally rejects the accusations, in great part due to the glowing report of LCDR Tracy Manetti, whom he placed undercover to be his eyes and ears in the JAG HQ.
[citation needed] Dean Stockwell appeared in two of Donald Bellisario's other TV series, First Monday (in which he played the same character as in JAG) and before that in Quantum Leap (as Navy Admiral Al Calavicci).
Captain Morris presided over the court-martial of a Navy SEAL Chief Petty Officer when Harm, the prosecutor, fired a machine gun into the courtroom ceiling.
Later accused of accidentally killing a young mother's baby during a car crash, but Harm and Mac found out he was innocent and the case was dismissed.
She was both saddened and relieved when the full story of Harmon Rabb Sr.'s capture in Vietnam and later, brave death in defense of a Russian family was discovered by her son.
Though he genuinely loves his sons, Bud, Jr., and Mikey, he has a strained relationship with them due to his having been sometimes abusive toward them when they were children, perhaps on account of the stress of having to raise them by himself after their mother's death.
She grew frustrated by his lack of answers; Harm's refusal to commit seriously to her and the return of Rene's great love of her life spelled the peaceful end of their time together.
However, he also found himself often the brunt of a JAG investigation, example: During a mission, in which he was brought along as an observer, he inadvertently caused the SEAL team he was with to walk into an ambush that was set up by his aide back in Washington.
A lawyer employed by the CIA, who first crossed paths with the JAG team as opposing counsel in court of inquiry over a 1968 case involving a lost submarine.