S1 • E1
Danger Mouse is fired by Colonel K after destroying the whole of London and bankrupting the Secret Service. He is immediately replaced by mechanical Safety Mice invented by the reformed Baron Silas Greenback.
S1 • E2
Penfold insists on a mission free holiday, so DM agrees to go on a cruise. But Baron Greenback has made a machine that morphs ordinary sea creatures into terrifying sea monsters and holds the world ransom.
S1 • E3
While Professor Squawkencluck is away at the Chicken's of Rock Festival, a small plant in her laboratory grows into a Vicious Scrub and engulfs the entire world because Danger Mouse insists on taking care of it.
S1 • E4
Penfold accidentally drops an Aritificial Intelligence Quantum computer chip into a toilet at the Annual Conference of Genius Inventors. This causes it to come alive and start a revolting revolution.
S1 • E5
A little girl called Dawn has won a competition to spend a day in Professor Squawkencluck's lab. After she and her teddy bear, Mr. Snuggles, fall into a vat of personality amplifying mind gel, Dawn is granted special powers to turn the world into one big pink dream house.
S1 • E6
Fed up with Danger Mouse always breaking her gadgets, Professor Squawkencluck has invented HEAD (Headquarters Electronic Assault Defender) security system. But 'Big Head' soon starts to take over all security of Great Britain.
S1 • E7
When Penfold disturbs the World Wide spiderweb that provides the Internet, the giant spider that constructed it becomes angry and attacks the Earth. Unfortunately, Danger Mouse has arachnophobia.
S1 • E8
Red traffic lights pop up all around the world, stopping everyone and everything in their tracks. It's all part of Baron von Greenback's plan to stop the Earth spinning, causing everything to float into space due to a lack of gravity.
S1 • E9
Danger Mouse becomes an intergalactic idol thanks to Alien promoter Quark and extra terrestrials begin flocking to the Earth watch him perform.
S1 • E10
Greenback has stolen a Tectonic Plate Spinner from the U.S. government that can move an entire country to a different location with the touch of a button. Danger Mouse has to work together with his female American counterpart, Jeopardy Mouse.
S1 • E11
Back in 1983 or thereabouts, Agent Danger K defeated Birch Badboy, who threatened to destroy the UK with his dreadfully rude behavior. Now, Badboy escapes from Arkwright Asylum, steals his megaphone from the top secret Danger Museum and attempts to complete his original plan, but this time expanded to include the entire world.
S1 • E12
A colossal meteor is about to destroy the Earth. Professor Squawkencluck proposes to use her Schrinketizer invention to reduce the meteor in size. But the combination of Penfold's inability to catch and Isembard King Kong Brunel's determination to get his hands on the device causes disastrous results.
S1 • E13
There's a leak amongst the Danger Agents and Danger Mouse has to find this traitor before Formula X is stolen out of it's bubble wrapping.
S1 • E14
Danger Mouse's annual Danger Agent assessment day happens to coincide with a visit from the winner of the Danger Mouse fan competition: Ian, the greatest DM collector, ever.
S1 • E15
Quark has transported Danger Mouse and Jeopardy Mouse (as well as Penfold) to another planet to compete against each other in the first ever trans-galactic battle show: Quark Games.
S1 • E16
The Snowman needs to prove he's in the big league of super villains, and steals Santa Claus' magic hat so he can delay Christmas - possibly forever.
S1 • E17
King Kong Brunel is using a time machine to make sure all of history's great inventions were never invented, so he can replace them with useless versions of his own design.
S1 • E18
Professor Squawkencluck new Smart Cellery increases all the Danger Agent's intelligence, even Penfolds. But Baron Greenback counters it with his own 'Project Stupid'
S1 • E19
Sinister Mouse, Danger Mouse's evil counterpart from the Twistyverse, is transported to the regular 'verse by Baron Greenback. Luckily, his arch enemy Danger Toad is not far behind.
S1 • E20
Baron Greenback accidentally inhales his own mind-erasing gas. Danger Mouse takes the Baron to his original home, Greenback Village, to regain his memories before the rest of the gas is released.
S1 • E21
Count Duckula is turning the entire population of Transylvania into vegetables with his hypnotic TV talk show.
S1 • E22
DM is organizing a surprise birthday party for Professor Squawkencluck but Baron Greenback has booby-trapped all the presents, cards and birthday cakes and wants to wrap up the world for himself.
S1 • E23
Professor Squawkencluck's mother is visiting Danger H.Q. while outside a huge rubbish monster is absorbing all the trash in London.
S1 • E24
Big Head has been reprogrammed and renamed Big Head II. She captures all the world's criminals and imprisons them in a maximum security prison, then finds reasons to imprison all the Danger Agents as well.
S1 • E25
When Danger Mouse lends Penfold a hand during a Holodeck training session, he accidentally creates a real-life version of computer villain Megahurtz.
S1 • E26
King Kong Brunel prevents the first meeting of Danger Mouse and Penfold, so they won't be together to stop his latest totally useless inventions.
S1 • E27
Danger Sheep has disappeared trying to infiltrate Greenback's secret hideout. DM and Penfold are tasked to rescue him. But does Danger Sheep want saving from the Baron's luxurious island?
S1 • E28
First Contact with the alien Bozorians turns sour when Danger Mouse insults the clown-like beings by laughing at them.
S1 • E29
Cheesy villain Monsieur Aubrey le Camembert has stolen all the milk in the world to create a Dairy Death Ray and turn the world into cheese. Danger Mouse has to stop him with Baron Greenback cuffed to his wrist, after originally assuming the toad would be the culprit.
S1 • E30
The Queen of Weevils is freed from her centuries long crystal prison by Danger Mouse because he doesn't believe in magic and proceeds to turn everyone and everything into gargoyles.
S1 • E31
When Jeopardy Mouse is declared Agent of the Month, Danger Mouse is ordered to observe her actions and learn. He and Penfold get in the way of Jeopardy's fight against criminal organization Hydrant.
S1 • E32
Penfold is addicted to posting selfies and spy mission status updates on social media site Spamchops, which gives Greenback info enough to be ahead of Danger Mouse at every turn.
S1 • E33
Dawn, 'The Princess' uses an ancient Mayan calendar to get rid of all weekdays and make it permanently weekend. Now only Danger Mouse is on the job, as he likes to spend his weekends working anyway.
S1 • E34
Squawkencluck is fired after Danger Mouse destroys her complete range of Danger vehicles. DM tries to get her reinstated by allowing Baron Greenback to cut the world in half using a Space Danger Laser.
S1 • E35
Quark is factory producing Danger Mouse and Penfold clones so he can have them do heroic deeds and gain the trust of various valuable extra-terrestrial economies.
S1 • E36
Various objects, including math tests and medals and even the moon, are being sucked into the Twystyverse by the evil Baron Silas Von Penfold who wants dominion over both worlds.
S1 • E37
Greenback speeds up the world with windmills and ages everything on it, including DM and Penfold, by 300 years.
S1 • E38
Penfold becomes a huge celebrity after winning 'Help, I'm a Hamster in the Jungle', then uses hypnotic glasses to urge his fans to destroy Danger Mouse.
S1 • E39
An army of impossibly cute cats is planning to take over the world, and only Danger Mouse manages to remain immune to their adorableness.
S1 • E40
DM goes undercover as the newest member of boy band All 4 It (now renamed All 5 It) to make sure the band's manager, Quark, has truly turned over a new leaf and become a legitimate businessman.
S1 • E41
Quark has found a way to advertise his living furniture in people's dreams. Danger Mouse must follow Quark into Penfold's mind to stop the dream space-warehouse from crashing to Earth.
S1 • E42
Delilah von Greenback (the Baron's daughter) goes on a personality stealing rampage after acquiring Danger Mouse's self-confidence.
S1 • E43
Elephant flu is infecting everybody in the world, transforming the entire population into elephants, except for Penfold who despises pachyderms because of a tragic incident.
S1 • E44
The Queen of Weevils is transported to the Arkwright asylum but manages to infect DM with a Weevil that makes him hallucinate he's living in medieval times and needs to rescue a fair damsel.
S1 • E45
Tired of being a second rate villain, Count Duckula kidnaps the writers to make himself the star of the show and alter the entire fabric of reality.
S1 • E46
Danger Mouse is assigned a new sidekick, the octopus Agent 58, but refuses to give up Penfold. Together they infiltrate Crimicon to stop King Kong Brunel's custard bomb.
S1 • E47
Penfold is attending the annual Side-Kickie Awards and wants Danger Mouse out of the way so he won't embarrass him as usual. But Stilleto is intend on making sure he wins the main award himself.
S1 • E48
Professor Ham Hands has unleashed an army of giant Hot Dog Monsters on London. Danger Mouse and Penfold go back to school to find, then stop the professor.
S1 • E49
The Princess asks her daddy to destroy Danger Mouse, so he breaks her and 11 other villains from Arkwright Assylum to tire out DM before revealing himself to be his latest, greatest enemy.
S1 • E50
Danger Mouse has been defeated by Augustus P. Crumhorn IV. Only Penfold refuses to give up hope that his beloved 'Chief' will still somehow return against all odds.
Danger Mouse
Penfold
The Narrator
Colonel K
Prof. Squawkencluck
Baron Greenback
Nero
Dawn
Count Duckula
Dr. Loo-cifer