An ambassador from Suari and his code clerk kill the chief of security in an attempt to make it look like the chief was a traitor, who blew up the legation safe and stole £600.000 on behalf of a dissident group. But Columbo gets suspicious. He just has one problem crushing the ambassador's alibi and then, when the code clerk turns up dead, the ambassador has an alibi again. But even if Colombo could rock the two alibis, there is always the immunity problem.
Bob and Emily invite Carol to share her ""heavy"" experiences with the ""overweight workshop.""
After being ignored, a hurt Mother Jefferson fakes a fall and gets all the attention she wants and proves to be an even bigger burden to Louise than usual.
Mel Lang and Ralph Costa have served sentences in prison after being framed by one Carl Rigby and arrested by Hondo Harrelson. When S.W.A.T. is called upon to assist police in evicting heavily armed brothers Will and Johnny Brewer from a home taken over by Rigby, Lang and Costa plan to execute Hondo and Rigby and create evidence pointing to the Brewer Brothers.
The crew of Los Angeles County Fire Department Station 51, particularly the paramedic team, and Rampart Hospital respond to emergencies in their operating area.
Live from New York, It's... George Carlin! Sketches Include: Wolverines, New Dad Insurance, The Courtroom, Victims of Shark Bite, Jamitol, Triopenin, Jim Henson's Muppets, Bee Hospital, Academy of Better Careers, Show Us Your Guns, Trojan Horse Home Security, Triple-Trac
Ted's jocular nature is ideal for hosting a game show in New York, and he successfully auditions for the job. But Mary and Lou wonder if they really want to see him go.
The Doctor makes a deal with the Anti-Matter Beast to return all the anti-matter to the planet but Sorenson is determined to continue his research.
Fred and Lamont are appalled when they see a sitcom, Steinberg and Son which amazing seems to be modeled on the life of Fred and Lamont. Fred and Lamont decide to check it out themselves and go to a taping of an episode and are shocked to see the similarites. In fact, the only thing different from the sitcom and Fred and Lamont's lives are the names of the characters and the fact that the cast is white. Lamont and Fred hire a lawyer and prepare a million dollar lawsuit againt the producers.
Its quid pro quo at the 4077th: two bottles of Scotch for secret surgery, and a tank to scare off snipers for an unauthorized shot of penicillin.
Some inspectors are in town and Basil gets paranoid, so he alternately fawns over and offends his guests.
Mainwaring has visions of promotion for himself and Wilson and of expanding the platoon into a company, so he embarks on a recruitment drive. A poster is drawn up and Jones is voted to be in it. Unfortunately a mix-up at the printers results in Jones being branded an escaped prisoner of war instead.
A road accident starts the trail towards a plot to use SAM missiles to bring down a VIP jet plane.
Chico thinks that Ed is spending too much time living in the past and not getting on with life.
The cases of an easy-going ex-convict turned private investigator.
Porter Sims, a reporter from New York, comes to get material for a guide book on Virginia. John-Boy takes him to see the Baldwin sisters who allow him to look through the late Judge Baldwin's private papers. These reveal that their father was accused of treason for harboring Yankee soldiers during the Civil War. Deeply shocked and hurt, they decide not to leave their house ever again.
The automated Earth space probe Voyager One is approaching the Moon. With the radioactive exhaust from its engine certain to extinguish all life on Moonbase, the Alphans try to gain control and shut down the drive. Help comes when the probe's designer is found living on Alpha under an assumed name. However, Voyager is being followed by alien ships seeking revenge.
A wife claims spousal abuse; Wojo and Wentworth are bait for a park rapist.