A wealthy recluse hires the Protectors to break his brother out of prison.
The pumping station of the reservoir has been damaged by a bomb with Walker and Godfrey trapped inside. Hodges is determined to overrule Mainwaring's rescue attempt until it's discovered the structure of the building is very unsafe and they draw lots to decide who are going to be the ones to dig the stranded men out. After successfully reaching Walker and Godfrey, the roof caves in and everyone but Jones ends up trapped in the underground bunker that is now rapidly filling with water. But does Godfrey have a solution that is more useful than asking to be relieved?
A fur coat is the only lead the trio has in a case involving kidnapping and murder that has them baffled.
John Boy prepares to go on his first hunt and distress over taking an animals life. During the hunt he saves John's life from an attacking bear. Meanwhile Mary Ellen debates over a new dress or a baseball mitt.
While at the Nevada State Prison to inspect conditions, Ben is taken hostage in a riot. The riot is an attempt by frustrated inmates to expose horrific conditions at the prison. While Joe and Candy plan to resolve the situation, Ben begins a friendship with Griff King (who isn't exactly receptive), and helps communicate the inmates' demands to the warden and state prison board.
Danno shoots an apparently armed teenager but finds that he was mistaken, and public opinion and the teen's brother turn against him. McGarrett must act to defuse the potentially explosive situation.
Carol is dating Russell Asher, a dashing writer, who just happens to have once dated and later jilted Maude. This leads Maude to do her best to warn Carol of Russell's egotistical ways. However, Carol refuses to heed Maude's warnings and continues to date him, even spending the night with him which turns into a disaster.
Lucy Carter, a widow with two teen children, takes a job as a secretary for her stuffy brother-in-law.
The rivalry between Eddie and Bill reaches boiling point when, in the grip of sale fever, they try to outwit each other in a desperate attempt to be first in the queue for the bedroom suite that their respective wives have set their hearts on. Strategy and vigilance is everything, so who is caught napping ?
A photographer hires a mysterious model whose eyes burn with a seductive, yet frightening, glow.
Trapper and Hawkeye seek to keep a new nurse from being transferred by Hot Lips, and they vie for her affection. Henry Blake, challenged by another commander to a boxing tournament, makes Trapper fight a big, intimidating soldier in exchange for keeping the nurse at the 4077th. Hawkeye and Ugly John employ the use of a glove soaked with ether to insure Trapper's victory, which impresses the nurse. Margaret and Frank's attempts to unfix the match collapses, as they are flattened by the unconscious boxer!
Lou is promoted to the position of program director but has to decide to whom his old job should go. Meanwhile, The Six O'clock News begins falling apart without him.
Archie can barely contain himself when the attractive young wife of an old army buddy spends an eventful night in the Bunker's household.
The crew of Los Angeles County Fire Department Station 51, particularly the paramedic team, and Rampart Hospital respond to emergencies in their operating area.
Hannibal Heyes and Kid Curry, two of the most wanted outlaws in the history of the West, are popular "with everyone except the railroads and the banks".
The gang accept Jonathan Winters' invitation to stay at Maude Frickert's farm, to take a break from chasing ghosts. But little do they realize that there's a phantom scarecrow running around the Frickert's farm....
Stone and Keller finally get a lead on a serial killer who has been knifing prostitutes when one of the victims survives the attack.