Codename: Kids Next Door — Season 6, episode 21 watch online

Episodes — Season 6

1. 1 Episode 1 «Operation: S.A.F.E.T.Y.» August 25, 2006
2. 2 Episode 2 «Operation: E.N.G.L.A.N.D.» September 15, 2006
3. 3 Episode 3 «Operation: A.W.A.R.D.S.» September 15, 2006
4. 4 Episode 4 «Operation: W.H.I.T.E.H.O.U.S.E.» September 29, 2006
5. 5 Episode 5 «Operation: R.E.C.E.S.S.» September 22, 2006
6. 6 Episode 6 «Operation: H.A.M.S.T.E.R.» September 22, 2006
7. 7 Episode 7 «Operation: S.P.I.N.A.C.H.» January 5, 2007
8. 8 Episode 8 «Operation: M.E.S.S.A.G.E.» January 5, 2007
9. 9 Episode 9 «Operation: B.R.I.D.G.E.» January 12, 2007
10. 10 Episode 10 «Operation: S.I.X.» January 12, 2007
11. 11 Episode 11 «Operation: T.R.I.C.Y.C.L.E.» January 19, 2007
12. 12 Episode 12 «Operation: C.R.I.M.E.» January 26, 2007
13. 13 Episode 13 «Operation: P.A.R.T.Y.» January 26, 2007
14. 14 Episode 14 «Operation: D.O.G.H.O.U.S.E.» June 1, 2007
15. 15 Episode 15 «Operation: P.L.A.N.E.T.» June 1, 2007
16. 16 Episode 16 «Operation: S.C.I.E.N.C.E.» November 2, 2007
17. 17 Episode 17 «Operation: A.M.I.S.H.» November 2, 2007
18. 18 Episode 18 «Operation: G.I.R.L.F.R.I.E.N.D.» November 9, 2007
19. 19 Episode 19 «Operation: C.A.R.A.M.E.L.» November 16, 2007
20. 20 Episode 20 «Operation: M.O.O.N.» November 16, 2007
21. 21 Episode 21 «Operation: T.R.E.A.T.Y» December 7, 2007