Larry Kenney

ThunderCats, ho! See how the legend began with the original animated series. Born on the doomed planet Thundera, the ThunderCats -- half human, half feline -- must find a new home on the Third Earth, a strange world where they battle evil mutants and an ancient devil priest who seeks the source of the Cats' power: the Eye of Thundera.

ThunderCats, ho! See how the legend began with the original animated series. Born on the doomed planet Thundera, the ThunderCats -- half human, half feline -- must find a new home on the Third Earth, a strange world where they battle evil mutants and an ancient devil priest who seeks the source of the Cats' power: the Eye of Thundera.

ThunderCats, ho! See how the legend began with the original animated series. Born on the doomed planet Thundera, the ThunderCats -- half human, half feline -- must find a new home on the Third Earth, a strange world where they battle evil mutants and an ancient devil priest who seeks the source of the Cats' power: the Eye of Thundera.

ThunderCats, ho! See how the legend began with the original animated series. Born on the doomed planet Thundera, the ThunderCats -- half human, half feline -- must find a new home on the Third Earth, a strange world where they battle evil mutants and an ancient devil priest who seeks the source of the Cats' power: the Eye of Thundera.

CLIP - Lion-O and Tygra engage in a brutal duel during their search in the Astral Plane. Watch more ThunderCats on Cartoon Network!

CLIP - Panthro faces off against Grune while the lizard army attacks the elephant village. Watch more ThunderCats on Cartoon Network!

CLIP - Snarf helps the ThunderCats ambush a group of lizard soldiers, while Grune questions the elephant people. Watch more ThunderCats on Cartoon Network!

CLIP - In a flashback, young Cheetara tries to join the Clerics. Watch more ThunderCats on Cartoon Network!

CLIP - The Wood Forgers use their magical paper powers to aid the ThunderCats against some evil spirits. Watch more ThunderCats on Cartoon Network!

CLIP - When the ThunderCats try to battle a giant bird, Lion-O has trouble accessing the Sword of Omens' powers. Watch more ThunderCats on Cartoon Network!

CLIP - Wilykit achieves perfect harmony during a musical interlude with the elephants. Watch more ThunderCats on Cartoon Network!

CLIP - Lion-O attacks the main hive of the insect creatures. Watch more ThunderCats on Cartoon Network!