1Monster Lake
Gadget looks for a missing scientist who vanished at a lake rumored to harbor a monster.
2Down on the Farm
M.A.D. tries to do Gadget in by locking him in a missile hidden in a farm's grain silo.
3Gadget at the Circus
Gadget brings Penny to the circus as he investigates a top-secret mission. The Inspector believes that Dr. Claw has replaced some of the circus performers with M.A.D. Agents! Gadget goes undercover as a clown to uncover the truth.
4The Amazon
Dr. Claw kidnaps Professor Von Slickstein, the brilliant scientist who invented all of Gadget's gadgets, and takes him to the Amazon to build an army of Gadget-like robots.
5Health Spa
Dr. Claw tricks Gadget into attending a "vacation" at a M.A.D.-trapped health spa. Can Penny and Brain save him?
6The Boat
Gadget is assigned to board a cruise ship and safeguard the passenger's priceless jewelry from Dr. Claw's clutches.
7Haunted Castle
While searching for a crime-fighters' convention in Transylvania Gadget arrives at a castle that Dr. Claw has booby-trapped to kill him.
8Race to the Finish
Gadget enters the Gadget Mobile in a race and finds that Dr. Claw has also entered with a plot to eliminate him and his competition by sabotaging the other race cars.
9The Ruby
Gadget is sent to India to investigate a missing ruby, which has been stolen by M.A.D. to be used as an amplifying power source for a laser beam that will destroy an advanced satellite in space.
10A Star is Lost
Gadget has to guard the life of famed rock singer Rick Rocker, whom M.A.D. has sinister plans for. But Gadget winds up replacing Rocker as the current reigning King of Rock!
11All That Glitters
Gadget is assigned to find El Dorado, the fabled Lost City of Gold, before Dr. Claw's agents find it and tear it apart to melt down the gold.
12Movie Set
Gadget falls for actress Lana Lamour unaware that she's a M.A.D. agent and that her movie is M.A.D.'s cover for filming top secret facilities.
13Amusement Park
Gadget has to find the bomb Dr. Claw has hidden in Metro City's amusement park.
14Art Heist
Gadget has to stop M.A.D. from looting the New York Museum of Art.
15Volcano Island
A prophet working for M.A.D. predicts doom for an island resort and plans to use his "pineapple bombs" to trigger the island's volcano to ensure his prediction comes true.
16The Invasion
M.A.D. agents disguised as Martians terrorize Metro City.
17The Infiltration
Presto Chango, the world's greatest disguise artist and a M.A.D. agent, plans to infiltrate an Interpol conference in London disguised as Inspector Gadget.
18The Curse of the Pharaoh
M.A.D. agents disguised as mummies and ancient Egyptian gods try to loot the tomb of a newly discovered pharaoh.
19M.A.D. Trap
M.A.D. agent Rat begins committing crimes in an easy to predict pattern to lure Inspector Gadget into a steel foundry that has been turned in a deathtrap.
20Basic Training
Gadget must protect a trainload of important computer parts from M.A.D. hijackers.
21Sleeping Gas
Gadget is assigned to halt a diabolical M.A.D. scheme: put entire cities to sleep with a powerful sleeping gas.
22Gadget's Replacement
A new supercomputer has made the Metro City police so efficient that Chief Quimby fires Gadget but M.A.D. has a plan to control the computer and feed the police false information.
23Greenfinger
Gadget is assigned to protect Professor Greenfinger who has developed a super plant growth formula, but Greenfinger has already been replaced by a M.A.D. agent.
24Gadget Goes West
Inspector Gadget arrives at a western tourist town that plays heavily on its cowboy image to stop modern day outlaw Black Bart.
25Launch Time
M.A.D. tries to sabotage a NASA mission.
26Photo Safari
Inspector Gadget must stop Dr. Claw from using animals to scare villagers away.
27The Coo-Coo-Clock Caper
While Gadget is searching Switzerland for stolen gold, Penny runs afoul of the murderous M.A.D. Agent, The Clockmaker.
28The Bermuda Triangle
Ships are vanishing in the Bermuda Triangle, but the seemingly supernatural aspects of the disappearances are subterfuge by Dr. Claw, who is using an enormous machine to swallow oil tankers and ransack them.
29The Japanese Connection
Penny won a computer contest and is in Japan helping her local counterpart, Atsuko, to foil an alliance between Dr. Claw and his Japanese counterpart, Iji Waruda-san.
30Arabian Nights
Gadget is sent to the wealthy Middle-Eastern kingdom of Yetzanistan to safeguard a sacred sword.
31Clear Case
South African diamond miners are terrorized by a ghost who is actually a M.A.D. scientist using diamond dust to create invisibility suits.
32Dutch Treat
Inspector Gadget hunts for diamond smugglers in the land of tulips and chocolate.
33The Great Divide
M.A.D. has abducted a prominent seismologist, who is coerced by Dr. Claw to construct a machine capable of generating deadly earthquakes upon the world. Gadget's case takes him deep within the Rocky Mountains, where his misadventures are compounded by a M.A.D. ranger agent and a grizzled, gold-crazed prospector.
34Eye of the Dragon
Gadget is sent to Hong Kong to recover the priceless jewel the Eye of the Dragon and foil an alliance between Dr. Claw and Hong Kong's crime-lord Mr. Chow.
35Doubled Agent
M.A.D. engineers an android replica of Inspector Gadget that is used to steal from Metro City's banks in order to have the real Gadget framed for armed-robbery. With our hero wrongfully incarcerated, Dr. Claw sets his sights on kidnapping the Shah of Freeland and demanding a hefty ransom for his release.
36Plantform of the Opera
M.A.D. agents use an opera house as cover to tunnel into a bank vault while protected by a killer man-eating plant.
37Don't Hold Your Breath
Inspector Gadget is assigned to look into a case of some missing oceanographers who were searching for an undersea city when they disappeared.
38Gone Went the Wind
A M.A.D. scientist at the North Pole creates a machine to cause windstorms all over the globe.
39King Wrong
In the far-off country of Pianostan, the people remain happy as long as their King is miserable. But M.A.D. has been ensuring that the King is happy in order to disrupt the peace, so Inspector Gadget is sent out to investigate. To further complicate matters, the King looks exactly like the Inspector!
40Pirate Island
Inspector Gadget, Penny, and Brain are on vacation in the Caribbean. But before they've had a chance to get any serious R & R on Gadget's dilapidated old rust-bucket of a boat, duty calls and Inspector Gadget is back to work.
41M.A.D. Academy
Gadget is assigned to find and shut down M.A.D.'s training center for its agents and Dr. Claw decides eliminating Gadget will make a good class project for the latest batch of recruits.
42No Flies on Us
In Malaysia, the Wild Man of Borneo (a M.A.D. scientist), has both derived a virus from flies and concocted its antidote. A head-cold-suffering Gadget must stop Dr. Claw's plan to turn everyone on the planet into babbling, bubble-blowing imbeciles.
43Luck of the Irish
Gadget heads to Ireland to locate the Blarney Stone, "The national treasure of Ireland," when it's stolen by M.A.D. agents. While plotting to use a laser cannon to slice up the Stone and smuggle it out of the country, Dr. Claw dispatches the quarrelsome O'Shea Brothers to eliminate Gadget.
44Prince of the Gypsies
Dr. Claw tries to frame the gypsies of Freedonia for the theft of the Royal Coat of Arms. So Gadget investigates the gypsies while Penny and her new friend, Anya, try to find the real thief.
45Old Man of the Mountain
Gadget visits the Balkans to stop a war between a tribe of super-strong men and super-strong women while Dr. Claw tries to steal the potion that gives them their uncanny strength.
46The Emerald Duck
Gadget heads for Mexico, where he must stop "The oldest Mayan artifact known to exist," the Emerald Duck, from falling into the hands of a M.A.D. agent -- a Mexican bandit named Macho Miguel. The Emerald Duck is the key to activating a powerful and ancient weapon.
47El Pato de Esmeralda
El famoso Pato Esmeralda es robado del museo de Sungod. El Inspector Gadget descubre al criminal y restablece el orden.
48Did You Myth Me?
A M.A.D. scientist tries to steal an ancient Greek scroll said to hold the secret of turning lead into gold.
49A Bad Altitude
Dr. Claw intends to sink most of an island so that his (currently) mountaintop resort will become the only hotel on "M.A.D. Island".
50Funny Money
M.A.D. has enlisted the aid of the incarcerated Funny Money counterfeiting gang in a plot to generate millions upon millions of bogus dollars for Dr. Claw to use in his dirty work. Two of the gang's three members manage to escape from prison in order to set up shop, while the last and most talented member, a visually-challenged man named Squint, must be up to the arduous task of bumping off Gadget when he comes to the jail to investigate the break-out.
51Follow That Jet
Dr. Claw begins making US Airforce jets disappear so that he can create his own private M.A.D. airforce.
52Dry Spell
A M.A.D. agent and his Blue Trolls causes a drought in Metro City by cutting off the city's mountain water resources.
53Smeldorado
Dr. Claw creates a ray that turns gold into smelly cheese, planning to change it back once the government empties Fort Knox of the foul smelling stuff.
54Quimby Exchange
Gadget is assigned to protect "Nervous Nick" Defecto, a former M.A.D. agent, from Dr. Claw's wrath. In revenge, Dr. Claw takes Chief Quimby hostage and offers him in exchange for his wayward agent.
55Weather In Tibet
Penny teams up with a Tibetan boy to destroy a M.A.D. weather control machine while her uncle blunders around as usual.
56Unhenged
Gadget must put a stop to M.A.D.'s latest plot for global domination, which involves the kidnapping of the world's leading solar scientists and coercing them to design and construct a solar-powered heat cannon at the grounds of mysterious Stonehenge.
57Snakin' All Over
A M.A.D. agent intends to use his pet snakes to steal a valuable coin collection.
58In Seine
In Paris a M.A.D. agent uses a robot to rob the rich and famous.
59Tree Guesses
Dr. Claw has concocted a chemical compound that decomposes wood at an accelerated rate, which he threatens to unleash upon the world's forests in exchange for a hefty ransom.
60Birds of a Feather
In Turkey a M.A.D. agent uses his birds to steal a very valuable gemstone from an exhibition.
61So it is Written
Gadget arrives in an Arabian country where he is believed to be the prophesied one who will find a long lost treasure cave. Dr. Claw is eager to let his old enemy lead him to the treasure before eliminating him.
62Fang the Wonder Dog
Dr. Claw tries to abduct movie star "Fang the Wonder Dog" from the set of his latest film so he can ransom him.
63School for Pickpockets
Gadget must foil Dr. Claw's plans to steal his new Gadget watch, and close down the school for pickpockets.
64Quizmaster
A slick game show host mesmerizes contestants when they enter his TV program's sealed "21"-like booth, which is outfitted with hypnotic lights. The contestants are then commanded to rob banks and turn over the stolen loot to Dr. Claw. Gadget investigates, but becomes another victim of the hypnosis.
65Gadget in Winterland
Gadget goes to the Winterland Resort where the world's athletes are gathered for the opening of the Olympic games. Dr.Claw tries to ruin the Olympics by replacing the torch bearer with a M.A.D. Agent and replacing the torch with dynamite. NOTE: This was a re-worked version of the pilot episode "Winter Olympics". Some of the dialogue was re-dubbed to address the purpose of Gadget's mustache, and the standard season 1 opening and ending credits were used.