Dave and Maddie are hired by a married woman to find the man she has been sharing a torrid romantic correspondence with and make sure he understands the arrangement is over.

A priest asks Dave and Maddie to find a woman he's become infatuated with during confession and whose latest revelation was her intention to kill herself.

A depressed Maddie gets a chance to see what her life and the rest of Blue Moon staff would be like if she had sold the agency as she originally intended.

Rona Barrett investigates the rumors about discord among the principals at the Blue Moon Detective agency.

Ms. Dipesto tries to solve a haunted house case refused by Dave and Maddie to show Bert Viola that she's just as good a detective as he is.

Maddie's strange mood has David worried so he spends the evening following her, but ends up involved in a murder.

Dave and Maddie quarrel over Sam as they keep watch on a man for his mistress, who's convinced he's two-timing her-with his wife.

Maddie feels more and more confused about Sam and Dave after an all-night stakeout with Dave ends in an early morning proposal from Sam.

Sam confronts Dave about Maddie, and tells him he's not good enough for her.

After a month of intimacy, Maddie begins to question just where this relationship with David is headed.

With Maddie in Chicago, Dave feels very sympatico with a client who offers $10,000 if they can locate the woman he spent one memorable night with.

David recruits Bert Viola as his detecting companion in a case concerning a man who failed to show up for his wedding while Maddie continues to brood in Chicago.

Maddie's parents throw a party for her in Chicago while Dave and Bert party it up in LA.

Ms. Dipesto lets Maddie's secret slip, so Dave frantically tries to fly to Chicago, but he gets waylaid and makes an unexpected side trip to prison under another man's name.

Ms. Dipesto lets Maddie's secret slip, so Dave frantically tries to fly to Chicago, but he gets waylaid and makes an unexpected side trip to prison under another man's name.

Mr. Hayes visits Dave after his return to the agency to subtly hint that he should take some responsibility for Maddie's unborn child.

Ms. Dipesto's mother returns from a visit to Mexico carrying more than she realizes and becomes the target for several different parties.

Dave searches for a suitable Lamaze partner so he can be prepared for Maddie's delivery.

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Dave is skeptical about the existence of Walter Bishop and bugs Maddie about it as they work on case for a woman who wants to buy off her husband's mistress.

Maddie's confused and worried: Dave has insisted on throwing a bachelor party for Walter and a huge formal wedding for her.

Bert, bored on an all-night stakeout, dreams about how nice it would be to live with Agnes, but her hesitation when he actually asks her hurts his tender ego.

Dave and Maddie try to recover their working relationship while dealing with the romantic writings of a man obsessed by one woman.

An angel from above visits Baby Hayes as he waits to be born and gives him the low down on his parents and their relationship.

Maddie takes on several new cases in an effort to bury her sorrow, including one where a woman is convinced that her husband is still in love with someone from his past.

Maddie and David struggle to find a new footing for their relationship while working on a case for a woman whose husband of one week returns after a ten year absence.

Maddie and David are hired by a disfigured man who has become a recluse and needs the detectives' help in proving that a plastic surgeon wantonly caused his disfiguration.

The office divides along gender lines when Maddie takes on a case for a woman who shot her boss for sabotaging her career when she refused his sexual advances.

A ruthless divorce lawyer comes to Blue Moon for help in reconciling a couple she helped split up, and Maddie tries to buy David a present.

Dave and Maddie keep company with a popular corpse and visit a graveyard when a man seeking a bodyguard drops dead in their office.

Maddie is sympathetic while David is skeptical when his brother shows up asking for help tracking down his fiancee's former partner, who has absconded with all their company assets.

Maddie resists, but David plunges ahead when a dying burglar asks for their help in proving he committed the perfect crime 25 years earlier.

David goes beyond the call of duty to help entertain Maddie's cousin Annie, and Maddie realizes that David may be over his obsession with her.

Burt pouts and frantically tries to solve the crime when Agnes is forced to miss his family reunion because she won't vote to convict a man of murdering his partner / lover.

As the sole eyewitness to a murder, Maddie is given police protection. But David suspects that her handsome young bodyguard is setting her up for death.

Dave breaks it off with Annie when her husband comes to California, everyone attends the wedding of Burt and Agnes, and the agency closes its doors for a final time as everyone tries to figure out why it all had to end.