Watch Dino-Riders (1988– ) full episodes online
Synopsis: Pursued by intergalactic warlord Krulos and his Rulons, human Valorians fly through a wormhole and end up on the prehistoric Earth. Krulos follows and becomes stuck in prehistory as well. Both sides build dinosaur armies and engage.
Stars: Dan Gilvezan, Charlie Adler, Peter Cullen.
More infor: IMDB, Wikipedia.