Louie is reveling in the news that he's moved his mother out of his apartment and into a nursing home and is throwing a party to celebrate, inviting only Alex. Alex grudgingly shows and learns that the party is a sad affair, the only other guests being three losers that soon leave to go to another party. Louie confesses to Alex that he's actually depressed-- his mom actually moved out after they had a fight and he misses her. Louie's depression gets worse over the days to come and Alex convinces him to go make up with his mother. Louie goes to see his elderly mother, who initially won't speak to him, but eventually agrees to come home with him and all is well again.
Buck, Wilma, and Hawk explore a strange planet and come across the wreckage of a spacecraft and its lone survivor. He is taken back to the Searcher by Wilma, while Buck and Hawk continue to explore. After some unexplained happenings on the planet, they return to the Searcher, where they find that everyone has undergone personality changes -- becoming the opposite of their real selves. Buck soon learns that he can not even trust Wilma and Hawk to help him solve the mystery of what has happened.
An expensive doll is abducted for ransom; a man claims he was swindled in exchange for a ticket on the space shuttle; Luger informs Barney that he's in his will.
Bill, who has been trying to bust open a drug ring for over 20 years, must drive a witness to Los Angeles for the trial of the gang leader and asks Ralph for help.
With only three of the most powerful robots in the world remaining (Hercules, Photar and Astro), can they stop Bruton before he destroys them all?
Drummond and his sister Sophia inherit a prime piece of land in Harlem from a long lost ancestor, but their plan to dedicate it to a cultural center in his name could spell disaster if the truth of their ancestor's life gets out.
Esterhaus faces immense pressure as his wedding day to Cindy dawns and Grace shows him what he's giving up; Furillo resents providing protection for Ralph Macafee, who's now a state witness; Belker busts an entertaining professional cat burglar; and everyone scrambles to get ready for the wedding ceremony.
Vince, a friend of Max's, arrives in USA to open a chain of health clubs. International criminals smuggle a solid gold barbell into the country with Vince's entourage.
BJ's seven lady friend's who are truckers are kidnapped and flown down the Mexico to harvest drugs
When Jim is betrayed by a Cabinet colleague over his plans to bring in jobs for British workers, he thinks about leaving Westminster and becoming a European Commissioner, But when Sir Humphrey learns who his replacement will be, he tries to change Jim’s mind.
Chester becomes the vital kidney donor on Danny's behalf; Dutch and Eunice try to spice up their sex life by playacting; believing her sister has betrayed her, Jessica refuses to speak to a despondent Mary, who reveals how their mother arranged scatterbrained Jessica's marriage to embezzler Chester.
Arkwright has to buy a new suit - on Nurse Gladys Emmanuel's say so.
Furillo pushes the investigation of Councilman McAuley; LaRue's business dream comes to a bitter end; Lt. Hunter gets his chance to test out an ""urban tank"" in sniper alley.
With the universe collapsing, the Doctor forms an uneasy alliance with the Master to save it. In case all does not go well, the Watcher takes the Doctor's companions to a safe place, but his plans for them don't stop there. The one hope for all lies back on Earth.
In honor of their 25th anniversary, Arthur and Carmen Carlson plan to get married again. They want a small, private ceremony, but Mama Carlson has other ideas.
In ""The Proxy Billionaire"" Wall Street Analyst Frank Miller gets into some very big trouble when he switches places with billionaire Avery Williams. And in ""The Experiment"" driven by grief Dr. Lucas Bergmann and his lonely daughter Lisa both wish to do some resurrecting of the dead.
After a boy breaks his arm by falling out of a tree, Benson has different feelings about becoming the boy's surrogate father.
Kip tries to help Henry spice up a story documenting Ruth nearly discovering the duo's alternate identities.
Jim picks up two men in his cab and overhear them talking about the secret to success: dynamic perfectionism. Jim takes it to heart and decides to use the technique to reach his goal, which he won't reveal to the cabbies. Soon, Jim becomes the perfect cab driver, setting company records on every shift. After a few weeks, Jim gives up, announcing that he's reached his goal and can no longer stand to work so hard. He invites the gang over to his apartment to reveal what he's been working so hard for. Upon arrival, they see that his goal was a room full of televisions, with satellites, cable, VCRs, and video games—his ticket to the global village. The gang is unimpressed at first, until each of them gets sucked into watching exciting things on the various televisions.