Kevin Bacon plays Valentine McKee, a handyman and the protagonist of the film who takes on the creatures with his friend.
Fred Ward portrays Earl Bassett, a hardworking handyman and best friend of Valentine, involved in the fight against the underground monsters.
Finn Carter stars as Rhonda LeBeck, a seismologist who assists in figuring out the creatures' behavior and helping the townspeople survive.
Michael Gross takes on the role of Burt Gummer, a survivalist and firearms enthusiast who aids in the battle against the creatures.
Reba McEntire plays Heather Gummer, Burt Gummer's equally gun-savvy wife, joining the fight against the underground menaces.
Victor Wong is Walter Chang, the owner of the local store in the town who provides supplies and support to the community in their fight.
Robert Jayne portrays Melvin Plug, a mischievous teenager in the town who also faces the creatures and aids in the fight.
Ariana Richards stars as Mindy Sterngood, the daughter of one of the town's residents who confronts the creatures alongside the others.
Charlotte Stewart plays Nancy Sterngood, Mindy's mother, who also plays a part in combating the underground threats.
Tony Genaro portrays Miguel, a resident of the town who is involved in the fight against the creatures threatening the community.
Richard Marcus is Nestor, a character in the film who joins the other townspeople in battling the subterranean monsters.
Bibi Besch plays Megan - The Doctor's Wife, one of the town residents who faces the creatures alongside her husband and neighbors.
Our free email delivers the daily top 10 TV shows and top 10 movies directly to your inbox. Stay ahead of the trends. Sign up below.