Gopher's (Fred Grandy) aunt (Jane Powell), who Gopher doesn't know is a maid, comes aboard with her employer (Mary Wickes) and falls in love with a fellow passenger (Howard Keel); a playboy (Joe Namath) uses an old girlfriend (Karen Grassle) in a scheme on his best friend (Fred Willard); a baby boy is reluctantly abandoned by his father (Gary Burghoff), who is a ship's mechanic, and finds a sympathetic listener in a passenger (Belinda Montgomery), who is an old high school friend.
The Governor, Benson and Clayton are trapped in a bordello with a muckraking columnist.
Mindy is working a lot and Mork can't adjust. Mork and Mindy switch places for a morning to see how the other feels.
Corabeth finds Ike's old love letters and files for a divorce. Drew wants to spend a romantic night with Elizabeth.
Old Mr. Grace becomes convinced that Mr. Humphries is his long-lost son. Mrs. Humphries (also played by Mr. Inman) arrives, and shows that she has never had relations with Mr. Grace.
The cab company goes bust, and the gang is forced to get other jobs. They meet at Mario's a month later to discuss their new jobs. Tony is a collector for a bookie, but feels guilty about this line of work, especially when he needs to collect on a priest. Elaine is an executive assistant, but after she convinces her spineless boss to speak his opinions at a board meeting, they both get fired. Jim takes a job as a door to door salesman, but forgets that he is selling encyclopedias rather than rug shampooers and ruins a woman's carpet in the process. (Part one of a two part episode)
The detectives are reluctant to wear their new bulletproof vests; Luger interviews them in case of the need for a quick obituary.
Ralph lends Tony a hand by finding him a job as a car repossesser. When Tony is arrested for arson, Ralph and Bill team up to find the real criminal.
A group of concerned citizens patrol their neighborhood to help keep crime off the streets. After chasing an armed criminal into a warehouse a gun battle takes place and they shoot the man. When examining the body Quincy proves he hadn't fired a gun and was so drunk he couldn't even have stood up at the time. He was not, and could not have been the thief they chased into the building. The vigilantes now look as if they are going to be charged with murder, will Quincy be able to help them?
Livian appears to Astro to warn him of danger to the polar icecaps. Is Atlas involved?
Jennifer's article on the world of high fashion leads to Jonathan and Jennifer modeling for a famous photograper while trying to determine who is murdering beautiful models.
Richie and Lori Beth want to get married, but Lori Beth cannot go to Richie's base until they're already married. Roger suggests that they have a ceremony in which a proxy stands in for Richie because he can't be there in person. Fonzie volunteers to be the proxy.
The antics of a wealthy family, the Tates, and a working-class family, the Campbells, in the fictional town of Dunn's River, Connecticut.
After Charles is nearly felled by a sniper's bullet, he develops a philosophical obsession with death. Meanwhile, the officers have all been assigned new responsibilities.
Charles and Albert travel with the Cooper family while on a delivery. A serious accident occurs while the Coopers are going down a steep hill. The Cooper parents are killed. Charles tries to find Cassandra and James a new home. When he can't find anyone to take them both in, he feels he has to send them to an orphanage. After thinking about this idea some more, Charles decides to take care of the kids himself for a short period.
Henpecked Arthur decides to get rid of his demanding wife once and for all, so long as he gets her money. Unfortunately, his wife has a few secrets of her own.
Mod Squad's Michael Cole costars in this thrilling episode about a criminal once arrested by Sgt. Getraer, who is back and on a terrifying rampage.
In ""Basin Street"" a would-be musician visits New Orleans during the heyday of ragtime jazz, and learns much more than he bargained for about the old days of Louisiana jazz. And in ""The Devil's Triangle"" an adventure film crew wants to solve the mystery of the Devil's Triangle.