M.I. HighSeries 4Season 4 · 2010 · 13 episodesEpisodes1Run, Carrie Run!2The Bunny Whisperer3Quakermass4Don't Cook Now5Mrs King - License to Spy6Return of the Mummy7Dopplegangers8High School Spy Movie9Black Hole10Three Spies and a Baby11Millionaire Flatley12Skuldiggery13The OctopusThe spies have a vital mission - they must protect a ship carrying the last component required to make a nuclear bomb. Other ships carrying nuclear parts have been raided by pirates and MI9 have intelligence to suggest that this ship will be targeted. The team use Frank's mini-submarine to follow the ship, in an undercover, underwater mission. Meanwhile, Frank is very worried about the team since his cousin Charlton went missing in the same waters some years back and was never found.Season 1Season 2Season 3Season 5Season 6Season 7
