Catastro is a large, bulky humanoid. He is Lord Stingray's assistant and Misstress Kilda 's boyfriend. He appears in the episode "Lord Stingray Crash Party".
He is mean and agressive towards people he doesn't know, mainly Superjail staff. In fact, he almost grabbed The Warden when he tried to shake his hand. He is killed when The Warden and the convicts smash him with the head of Warden's statue.