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The Worst Episodes of M.I. High

Every episode of M.I. High ranked from worst to best. Explore the Worst Episodes of M.I. High!

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A team of undercover teenage spies working for the fictional British secret intelligence agency MI9 who have to balance their school life with their jobs as secret agents.

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Episode Rankings

  1. #1 Worst Episode
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    M.I. High Season 3 Episode 9 - Family Trees
    5.7/10(9 votes)

    S3:E9

    Katrina Houseman has arrived at MI High. She has been working on a top secret project: N80, a real life Neanderthal! She needs the spies' help. N80 has been broken out of his cage. Katrina thinks that the Uzhmanis stole him. They plan to take N80 and clone him to create an army of fighting Neanderthals. The possibility doesn't bear thinking about.

    Director:Mat King
    Writer:Unknown

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  2. M.I. High Season 6 Episode 7 - Old School
    5.7/10(6 votes)

    S6:E7

    Out of sync with the times, an old-school spy infiltrates the St. Heart's spybase and hijacks an M.I.9 invention capable of upgrading M.I.9's technology. Once she reverses it, she offers Dan the chance to join the 'old school spies'. With the world's technology being downgraded at an alarming rate, the rest of the team must convince Dan to change his mind, and reverse the damage.

    Director:Unknown
    Writer:Unknown

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  3. M.I. High Season 3 Episode 10 - The Glove
    5.9/10(10 votes)

    S3:E10

    The country's power is disappearing at a rapid rate. The best brains in the UK convene to decide a plan of action. Britain's only hope is Raymond Stilt, inventor extraordinaire, and his genius invention: The Glove.

    Director:Unknown
    Writer:Jess Williams

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  4. M.I. High Season 3 Episode 5 - Dark Star
    6.1/10(14 votes)

    S3:E5

    An old enemy of Frank's breaks out of jail and with his gang comes to steal Frank's invention, the Dark Star, a device capable of instantly bringing total darkness to a large area.

    Director:Unknown
    Writer:Unknown

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  5. M.I. High Season 3 Episode 7 - The New Grand Master
    6.1/10(12 votes)

    S3:E7

    MI9 get a chance to catch the Grand Master, but the team's new gadgets are intercepted. But a dangerous gadget gets in to the hands of Scoop Doggy making him turn in to the New Grand Master.

    Director:Mat King
    Writer:Unknown

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  6. M.I. High Season 4 Episode 11 - Millionaire Flatley
    6.4/10(5 votes)

    S4:E11

    No description available

    Director:Unknown
    Writer:Unknown

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  7. M.I. High Season 1 Episode 8 - Forever Young
    6.5/10(13 votes)

    S1:E8

    A former beautician's youth potion ends up turning the school's teens into toddlers.

    Director:Simon Hook
    Writer:Unknown

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  8. M.I. High Season 2 Episode 12 - Green Finger
    6.5/10(14 votes)

    S2:E12

    Plants rise up and attack anti-green targets, so Blane goes into action.

    Director:Unknown
    Writer:Unknown

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  9. M.I. High Season 4 Episode 4 - Don't Cook Now
    6.5/10(7 votes)

    S4:E4

    No description available

    Director:Unknown
    Writer:Unknown

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  10. M.I. High Season 1 Episode 9 - Red Button Rampage
    6.6/10(14 votes)

    S1:E9

    When a teen scientist invents a method of disarming missiles that could make the army obsolete, he is kidnapped by a war-mongering general.

    Director:Simon Hook
    Writer:Unknown

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  11. M.I. High Season 4 Episode 3 - Quakermass
    6.7/10(7 votes)

    S4:E3

    No description available

    Director:Unknown
    Writer:Unknown

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  12. M.I. High Season 4 Episode 5 - Mrs King - License to Spy
    6.8/10(6 votes)

    S4:E5

    No description available

    Director:Unknown
    Writer:Unknown

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  13. M.I. High Season 4 Episode 10 - Three Spies and a Baby
    6.8/10(5 votes)

    S4:E10

    No description available

    Director:Unknown
    Writer:Unknown

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  14. M.I. High Season 5 Episode 3 - Ghosts
    6.8/10(6 votes)

    S5:E3

    No description available

    Director:Unknown
    Writer:Unknown

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  15. M.I. High Season 4 Episode 9 - Black Hole
    6.9/10(7 votes)

    S4:E9

    No description available

    Director:Unknown
    Writer:Unknown

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  16. M.I. High Season 4 Episode 12 - Skuldiggery
    6.9/10(7 votes)

    S4:E12

    No description available

    Director:Unknown
    Writer:Unknown

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  17. M.I. High Season 5 Episode 5 - The Gran Master
    7.0/10(6 votes)

    S5:E5

    No description available

    Director:Unknown
    Writer:Unknown

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  18. M.I. High Season 1 Episode 5 - Nerd Alert
    7.1/10(18 votes)

    S1:E5

    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.

    Director:Toby Haynes
    Writer:Unknown

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  19. M.I. High Season 2 Episode 10 - The Big Bling
    7.1/10(11 votes)

    S2:E10

    The world's most famous diamonds are being stolen, and the team suspects the captain of the all-England football team.

    Director:Unknown
    Writer:Unknown

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  20. M.I. High Season 3 Episode 11 - The Visit
    7.1/10(12 votes)

    S3:E11

    Carrie is set her most difficult mission yet. She has to exploit her friendship with fellow gymnast Lena Larsson to find out about the cruel regime in Boldovia. Lena is from Boldovia and is coming to St Hope's with her team to compete in an international gymnastics competition

    Director:Unknown
    Writer:Unknown

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  21. M.I. High Season 2 Episode 4 - Fit Up
    7.2/10(17 votes)

    S2:E4

    Britain's young people are laid low by a strange sleeping sickness.

    Director:Unknown
    Writer:Unknown

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  22. M.I. High Season 2 Episode 7 - The Cold War
    7.2/10(11 votes)

    S2:E7

    A new Cold War is in the making, but this time it's the Grandmaster's plan to give everyone the flu.

    Director:Unknown
    Writer:Unknown

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  23. M.I. High Season 5 Episode 4 - Total Eclipse
    7.2/10(6 votes)

    S5:E4

    No description available

    Director:Unknown
    Writer:Unknown

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  24. M.I. High Season 5 Episode 8 - The Wasp
    7.2/10(6 votes)

    S5:E8

    No description available

    Director:Unknown
    Writer:Unknown

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  25. M.I. High Season 6 Episode 6 - The Hive
    7.2/10(5 votes)

    S6:E6

    On a campaign to get kids eating more healthily and concentrate at school, St. Heart's is chosen by celebrity chef Jimmy Jubbly as a test bed for his new health drink - Jubblyade. But Aneisha is quick to discover that it is affecting everyone's behaviour, making them operate with a hive mind.

    Director:Unknown
    Writer:Unknown

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Worst Episodes Summary

"Family Trees" is the worst rated episode of "M.I. High". It scored 5.7/10 based on 9 votes. Directed by Mat King and written by Unknown, it aired on 3/2/2009. This episode scored 0.0 points lower than the second lowest rated, "Old School".