Best Action TV Series of 2003
121 Action series that started in 2003, ranked by popularity
NCIS
177K 508 2003–present
Action · Crime · Drama
Fullmetal Alchemist
86K 51 2003–2004
Action · Adventure · Animation
Teen Titans
43K 66 2003–2006
Action · Adventure · Animation
Star Wars: Clone Wars
33K 27 2003–2005
Action · Adventure · Animation
The Venture Bros.
30K 86 2003–2018
Action · Adventure · Animation
The Valley of the Wolves
27K 97 2003–2005
Action · Crime · Drama
Danny Phantom
23K 49 2003–2007
Action · Adventure · Animation
Teenage Mutant Ninja Turtles
15K 157 2003–2009
Action · Adventure · Animation
Lilo & Stitch: The Series
13K 69 2003–2006
Action · Adventure · Animation
Red vs. Blue
10K 350 2003–2024
Action · Adventure · Animation
Wolf's Rain
9K 26 2003–2004
Action · Adventure · Animation
Xiaolin Showdown
8K 52 2003–2006
Action · Adventure · Animation
Duck Dodgers
8K 39 2003–2005
Action · Adventure · Animation
Sonic X
7K 78 2003–2006
Action · Adventure · Animation
Spider-Man: The New Animated Series
7K 13 2003–2003
Action · Adventure · Animation
All Grown Up!
6K 55 2003–2008
Action · Adventure · Animation
Code Lyoko
6K 97 2003–2007
Action · Adventure · Animation
Gungrave
6K 26 2003–2004
Action · Animation · Crime
Last Exile
4K 26 2003–2003
Action · Adventure · Animation
Most Extreme Elimination Challenge
4K 83 2003–2007
Action · Adventure · Comedy
Power Rangers Ninja Storm
4K 38 2003–2004
Action · Adventure · Family
Martin Mystery
4K 66 2003–2006
Action · Adventure · Animation
Tremors
3K 13 2003–2003
Action · Adventure · Comedy
Hatim
3K 48 2003–2004
Action · Adventure · Fantasy