1The Sinister Prime Minister
The young spies are called upon to investigate when they hear that the normally peace-loving Prime Minister is on the verge of declaring World War III. Going undercover, Daisy finds that the PM has been replaced by a cybernetic clone.
2The Big Freeze
The Grand Master, leader of the Secret Kriminal Underground League (S.K.U.L.) threatens to freeze the world unless everyone submits to his rule.
3Eyes on the Stars
When zombies start ransacking music stores, MI9 suspects that a boy band named Crush is responsible, so Daisy again goes undercover to investigate.
4The Power Thief
Everyone is in the dark as freak power outages sweep Britain.
5Nerd Alert
When a hacker called The Worm takes control of Britain's space defence system and leaves the country vulnerable to attack, Stewart must employ his computer skills to the max.
6Super Blane
When a teen working for the CIA joins the team, Blane's jealousy causes him to take a crazy risk.
7Spy Animals
A wannabe SKUL member, after overhearing an MI9 meeting, thinks that St. Hope's teachers are the agents and sends in bugged animals to spy on them. Okay, nothing much to worry about... until a truth serum dart accidentally hits Daisy.
8Forever Young
A former beautician's youth potion ends up turning the school's teens into toddlers.
9Red Button Rampage
When a teen scientist invents a method of disarming missiles that could make the army obsolete, he is kidnapped by a war-mongering general.
10The Fugitive
The teen spies defy their superiors to help an extraterrestrial fugitive.