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.
Danny John-Jules
Lenny Bicknall
62 episodes
Bel Powley
Daisy Millar
62 episodes
Rachel Petladwala
Rose Gupta
62 episodes
Konnie Huq
Blue Peter Presenter
41 episodes
Holliday Grainger
Leah Retsam
40 episodes
Ben Kerfoot
Oscar Cole
39 episodes
Charlene Osuagwu
Carrie
26 episodes
Chris Stanton
Mr Flatley
24 episodes
Moustafa Chousein-Oglou
Blane Whittaker
23 episodes
Scott Gibbins
Stewart Critchley
22 episodes
Brooklyn Nine-Nine
