General Galapagos is the boss of the Thunderlizards. He is a green bad-tempered Tyrannosaurus. He wears a Blue General military uniform with a gold starred blue cap. He oversees the missions of the Terrible Thunderlizards to hunt down the humans. They never have any luck at accomplishing their mission, which often angers him. He was the one who foresaw that, given the trio's overall performance, their race is doomed. He also has a wife and son. Voiced by Kurtwood Smith.