Codename: Kids Next Door — Season 3, episode 21 watch online

Episodes — Season 3

1. 1 Episode 1 «Operation: F.U.T.U.R.E.» June 11, 2004
2. 2 Episode 2 «Operation: A.F.L.O.A.T.» June 18, 2004
3. 3 Episode 3 «Operation: L.E.A.D.E.R.» June 18, 2004
4. 4 Episode 4 «Operation: U.T.O.P.I.A.» June 25, 2004
5. 5 Episode 5 «Operation: R.O.B.B.E.R.S.» June 25, 2004
6. 6 Episode 6 «Operation: F.O.U.N.T.A.I.N.» July 9, 2004
7. 7 Episode 7 «Operation: B.U.T.T.» July 16, 2004
8. 8 Episode 8 «Operation: T.R.A.I.N.I.N.G.» July 16, 2004
9. 9 Episode 9 «Operation: A.R.C.H.I.V.E.» July 23, 2004
10. 10 Episode 10 «Operation: S.L.U.M.B.E.R.» July 23, 2004
11. 11 Episode 11 «Operation: P.I.N.K.-E.Y.E.» July 30, 2004
12. 12 Episode 12 «Operation: K.A.S.T.L.E.» July 30, 2004
13. 13 Episode 13 «Operation: C.A.K.E.D.-T.H.R.E.E.» August 6, 2004
14. 14 Episode 14 «Operation: L.O.C.K.D.O.W.N.» August 6, 2004
15. 15 Episode 15 «Operation: G.R.A.D.U.A.T.E.S» August 6, 2004
16. 16 Episode 16 «Operation: H.U.G.S.» August 13, 2004
17. 17 Episode 17 «Operation: J.E.W.E.L.S.» August 13, 2004
18. 18 Episode 18 «Operation: T.R.I.C.K.Y» October 29, 2004
19. 19 Episode 19 «Operation: U.N.C.O.O.L.» October 29, 2004
20. 20 Episode 20 «Operation: P.R.E.S.I.D.E.N.T.» November 6, 2004
21. 21 Episode 21 «Operation: H.O.S.P.I.T.A.L.» November 6, 2004
22. 22 Episode 22 «Operation: S.P.R.O.U.T.» November 12, 2004
23. 23 Episode 23 «Operation: H.O.U.N.D.» November 12, 2004