The past comes back to haunt Denny when a vengeful man forces the firm to find a different outcome in a decades-old murder trial. Meanwhile, Alan is jailed for contempt of court while defending a prostitute.

Financial problems may force Crane Poole & Schmidt to be put up for sale in the series finale, which also finds Alan petitioning the Supreme Court for Denny's access to a non-FDA approved medicine, and Shirley and Carl planning their wedding.

Chelina asks Alan to assist her in Texas because her former client is getting executed but may be innocent of the crime. An old friend of Denny and Shirley asks them for legal representation when she charged with having sexual encounters for a fee. Lori files a complaint about Denny with Shirley and Paul and they seriously consider doing something about it; especially when they suspect he performed an unethical act on his recent case.

It's a lawyer's dream come true for Alan when he presents an appeal to the U.S. Supreme Court in a case involving a mentally challenged man who was convicted of statutory rape. Meanwhile, Lorraine shares startling news with Katie about Jerry's girlfriend.

Lori and Brad defend a woman who is accused of murdering her husband and his mistress while they were in bed together. Alan's life is endangered when he helps a woman whose ex-husband plans to kidnap their children.

Denny takes Alan to Nimmo Bay, British Columbia, Canada, to help him get over his breakup with Tara. Catherine confesses to Bernard's murder. Sara and Garrett take extreme measures to help Denise challenge her husband's alimony demands in their divorce proceedings.

After kidnapping a witness and physically assaulting a priest, Brad is put on trial and enlists the help of Denny and Shirley to bail him out. Meanwhile, Alan's hands are full with his secretary's financial troubles when her credit card company charges ridiculous interest rates putting her $50,000 in debt.

Alan fields a difficult request from Shirley after her father suffers an injury while in the late stages of his battle with Alzheimer's; Carl represents a group of Nantucket residents who are concerned about homeland security; Jerry's new girlfriend sues him for sexual assault.

A shocking allegation of Oedipal proportions in the Scott Little case threatens to torpedo Coho's defense; Alan seeks outside help to breathe some life into his relationship with Sally.

Lincoln's obsession with Shirley takes a dangerous turn; Jerry and Alan's collaboration in a murder trial leads to a scotch-and-cigar session, which makes Denny jealous.

Financial problems may force Crane, Poole & Schmidt to be put up for sale. Meanwhile, Alan petitions the Supreme Court for Denny's access to a non-FDA approved medicine; and Shirley and Carl plan their wedding.

The Kelly Nolan trial continues, but Alan, Denny and Brad run fear the worst when Kelly's cold demeanor begins to turn off the jury. Meanwhile, Garrett and Sara are enlisted to help Denise in her divorce settlement and Malcolm convinces Tara to represent Johnny Damon, Edwin Starr's nephew, whose performance of War strikes a nerve at a nightclub.

When the FBI's hands are tied with red tape, Brad helps Denise go undercover as a rogue agent in order to find a missing boy who is close to her heart. But when legal and ethical roadblocks appear, they must make some difficult decisions. Meanwhile, Denny's nonchalance regarding the use of firearms becomes a real concern for the other senior partners when he shoots a homeless man in the head with a paintball gun.

While in LA, Alan takes on the case of TV star Courtney Rae, who is arrested after shooting a photographer who she mistakes for a stalker. But Denny and Barry make life difficult when they won't stop making sexual advances toward their client. Meanwhile, Denise resorts to underhanded tactics to eliminate Marlene from the picture, but the plan backfires when she is caught by Paul. And Brad enlists Shirley's help in trying to persuade the judge in his niece's trial to lower the sentence.

The media spotlight intensifies as Coho's high-profile murder case goes to trial; Alan finds himself defending Jerry Espenson--again--but also sees another familiar face in court; and Denny's feelings for Bethany grow.

Alan and Denny defend brothers charged with murdering their father; and Jerry and Clarence represent a woman with enormous gambling debts who blames her misfortune on a casino.

After an old girlfriend hires Alan to help her husband beat a murder charge, he faces a moral and professional dilemma when his lingering feelings for her elicit a secret desire for a conviction.

Shirley's quiet Thanksgiving with Carl becomes considerably louder when she opens her door to other members of the firm, including Alan, Denny, Jerry, Katie and emotionally unstable partner Edwin Poole, who brings his 6-year-old foster son.

A Sudanese native wants to sue the U.S. government for the lack of action taken against the mayhem happening in his country and Paul looks to Lori to take the case. Founding partner Shirley Schmidt arrives with a mission to bring order to the firm. While making herself known, she has to deal with Denny who does not wanting her there, help with Lori's extremely high profile case, and learns that she has to keep her eye on Alan. Alan ends up defending a man who killed his mother in a fit of rage but by accident.

When Denny shoots his therapist in self-defense, the senior partners, fed up with his rogue behavior, begin to enact plans to remove him from the firm. Meanwhile, Alan enlists the help of Chelina in a racially-charged case involving a black man being arrested for being in a white neighborhood, and Brad asks Denise to teach him to be a better kisser.

Name partner Edwin Poole returns from a mental institution to Crane, Poole and Schmidt, ready to jump back in, but Shirley has reservations when he decides to sue a candy company. An A.D.A. with a grudge against Alan brings charges, accusing him of advising his client to flee when a guilty verdict was inevitable. Meanwhile, Brad and Denise decide where to take their relationship.

Crane Poole & Schmidt's new lawyer makes his mark while defending a man charged with killing a judge. Meanwhile, Denny's Internet romance creates trouble at the firm, and Alan helps a cross-dresser who's out of a job.

Denny is attracted to feisty lawyer Bethany Horowitz as they try a case against an HMO, and Alan grows more attracted to Shirley as they defend a homeless man accused of cannibalism. Meanwhile, Coho continues his defense of accused murderer Scott Little.

Shirley finds herself attracting the attention of the eccentric Lincoln Meyer; Denny, Bella and Bethany prepare themselves for the results of his paternity test; and Alan helps Jerry with his defense in a difficult murder case.

Senior partner Carl Sack clashes with Denny after the latter is arrested. Meanwhile, Shirley needs Alan's help when a university wants a donation, and Jerry assists another new attorney in a homicide case.