Season pulse
Episodes
13 episodes
It's a Kind of Magic
At an award ceremony for M.I. 9, the world's greatest illusionist makes the President of the United States disappear - permanently.
You Can Call Me Al
A bumbling inventor's Artificial Intelligence unit tries too hard to enforce the school rules.
Evil by Design
When a fashion designer's green logo mysteriously begins appearing on kids' skin, Daisy and Rose go undercover to investigate the House of Ferrago as fashion models.
Fit Up
Britain's young people are laid low by a strange sleeping sickness.
Face Off
The team investigates when their schoolmate Lenny becomes the latest one arrested in a new wave of inexplicable crimes by previously honest kids.
Big Sister
The high school spies become concerned when a Member of Parliament proposes sending misbehaving British children to a remote island.
The Cold War
A new Cold War is in the making, but this time it's the Grandmaster's plan to give everyone the flu.
Nano Nits
It's Daisy's worst nightmare when a plague of head lice hits the school, and turns the kids into master criminals.
The Others
The high school spies are amazed to discover that they have competition -- there is another team of young people working for MI9.
The Big Bling
The world's most famous diamonds are being stolen, and the team suspects the captain of the all-England football team.
Spy Plane
A new invisible spy plane is stolen by a mysterious unknown pilot.
Green Finger
Plants rise up and attack anti-green targets, so Blane goes into action.
Asteroid Attack
The government is powerless to stop an asteroid that is hurtling through space toward the Earth. Looks like it's up to our heroes from MI-9 to save the world.