Tremors 2: Aftershocks is a 1996 action-horror-sequel to Tremors, in which the character of Earl Bassett, returning from the first movie, is hired to deal with a subterranean "Graboid" infestation at a Mexican oilfield. It was directed by S.S. Wilson, and stars Fred Ward, Christopher Gartin, Michael Gross and Helen Shaver. It was followed by a 2001 sequel, Tremors 3: Back to Perfection. When an army of Graboids - giant, carnivorous underground worms - threaten the Petromaya oil refinery in Mexico, its owners call on Earl Bassett, who once helped kill four of the creatures in Perfection, Nevada. Having squandered the money that came from his resulting celebrity status, Earl is convinced by the $50,000-a-head bounty offered, as well as the enthusiasm of admirer Grady Hoover, who becomes his partner. Earl and Grady meet geologist Kate Reilly, and begin Graboid hunting. Burt Gummer, a survivalist who arrives well-stocked with weapons, joins them and things are going well... that is...until the worms turn... ... https://www.youtube.com/watch?v=trQKLN_dS3g