Synopsis
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.
Trivia about M.I. High
The spies are led by an MI9 agent (first by Lenny Bicknall, later by Frank London) whose cover job is a school caretaker.
The identity of the overarching villains the Grand Master (Series 1–5) and the Mastermind (Series 6–7) remains a mystery within the show.
Loading videos…
Episodes
Cast & Crew
📡 Where to Watch
Free with Ads
Options for M.I. High vary by region and change over time.