The Doctor is held prisoner by Trenchard while the Master attempts to contact the Sea Devils.
Archie and Edith visit Maude's house for Carol's wedding to David Green, a Jewish man. Archie doesn't want to go, and Carol doesn't want him there. Archie is invited to the bachelor party, but declines the invitation, and ends up staying at the hotel, where the bachelor party is held (which he doesn't know). Archie calls the police because the party is too loud. Edith stays for the bridal shower. After David and Walter return from the bachelor party, David and Carol fight over their differences in opinion regarding women's roles. The wedding is off, much to Maude's dismay.
The crew of Los Angeles County Fire Department Station 51, particularly the paramedic team, and Rampart Hospital respond to emergencies in their operating area.
Lamont purchases two coffins from an auction to try and get a profit if he sells them to a funeral parlor. In the process, Fred becomes paranoid by having the coffins in the house and refuses to sleep in the house with the coffins. Lamont doesn't think much of it, until he begins hearing strange noises at night.
As the Partridges start their vacation, the bus breaks down in a small town. The locals want them to do a benefit show to help Native Americans build a school. The mechanic finds ways to delay fixing the bus until the day of the show.
Carol is in a car accident with a man who agrees to pay the damages. However, a short while later, he changes his mind and Carol finds herself summoned to court with Bobby and Cindy testifying against her.
Alone in the office, Fran Belding is attacked by an escaped convict, and helped by a mystery man who refuses to tell her his name. The next morning he is reported missing by his wife, and his disappearance seems to be connected to the case of a major drug dealer whose very existence has always been suspect.
A man happens to witness the murder of a sales clerk and agrees to testify at the trial. As a result he and his family are relentlessly terrorized by someone, even after the trial has ended.
A psychotic man named Ralston is killing the wives of members of his army unit, and Five-O, including Kono on his last case, must stop him before he commits any more crazed attacks.
British sitcom about a father-and-son rag-and-bone business in London. The intergenerational divide between the miserly Steptoe and his ambitious son results in comedy, drama, and tragedy.
A 7-year-old boy is killed after he walks into a bank during a robbery by the ruthless Springer gang. Joe and Jamie help the boy's angrily grieving grandfather track down Springer.
Tabitha has to take a test to prove her intelligence and is very nervous. Endora helps her out by puuting a spell on her, making her a super genius! Miss Peabody, the teacher from episode 246, is amazed about Tabitha's knowledge and tells the principal about it. Samantha find out about this, and tells Endora to take the spell off Tabitha. Miss Peabody will not back off, and she catches Tabitha and Adam using their powers one day. Samantha catches Miss Peabody trying to be like Gladys Kravitz and gives her a lesson about snooping she will never forget.
The Doctor and Jo are trapped on the fort by a Sea Devil while the Master convinces Trenchard to help him steal some electronic components.
Mary gets city councilman Pete Peterson to appear on Face the People and discovers that he is completely incompetent. She and his aides try to bring him up to speed on current events so he can make a good impression on the show.
Archie is disturbed to discover Edith once spent an entire weekend with an old beau.