Giant underground creatures that terrorized a desert town are now plowing their way through Mexican oil fields, gobbling up everything and everyone around - and only one man can stop them.
| Directing | S.S. Wilson | Director |
| Production | Nancy Roberts | Producer |
| Production | Christopher DeFaria | Producer |
| Editing | Bob Ducsay | Editor |
| Sound | Jay Ferguson | Original Music Composer |
| Camera | Virgil L. Harper | Director of Photography |
| Writing | Brent Maddock | Writer |
| Writing | S.S. Wilson | Writer |
| Production | Brent Maddock | Executive Producer |
| Production | Ron Underwood | Executive Producer |
| Writing | Brent Maddock | Characters |
| Writing | S.S. Wilson | Characters |
| Writing | Ron Underwood | Characters |
| Crew | Phil Tippett | CGI Supervisor |
| Production | Meryl O'Loughlin | Casting |
| Art | Ivo Cristante | Production Design |
| Art | Ken Larson | Art Direction |
| Art | Michele Poulik | Set Decoration |
| Costume & Make-Up | Rudy Dillon | Costume Design |
| Costume & Make-Up | Camille Henderson | Makeup Department Head |
| Production | Ninon Tantet | Production Supervisor |
| Directing | Jeffrey Wetzel | First Assistant Director |
| Art | César Díez Álava | Property Master |
| Art | Batia Grafka | Property Master |
| Art | Peter M. Gurski | Leadman |
| Art | Roger Kelton | Construction Coordinator |
| Art | Aaron Mays | Construction Foreman |
| Sound | Greg Back | Sound Effects Editor |
| Sound | Lawrence L. Commans | Boom Operator |
| Sound | Dan Gecenok | Sound Effects Editor |
| Sound | Larry Goeb | Dialogue Editor |
| Sound | Marian Wallace | Sound Re-Recording Mixer |
| Sound | Donald P. Zappala | ADR Editor |
| Crew | Noon Orsatti | Stunt Coordinator |
| Lighting | Brad Draper | Gaffer |
| Camera | Brad Draper | Dolly Grip |
| Camera | Jeff Mart | Steadicam Operator |
| Lighting | Gus Olivia | Best Boy Electric |
| Camera | Jim Sanfilippo | Best Boy Grip |
| Camera | Gus Vasquez | Key Grip |
| Camera | Kimberly Wright | Still Photographer |
| Lighting | Bobby Vercruse | Rigging Gaffer |
| Sound | Robert Garrett | Music Editor |
| Art | Susan Bradley | Title Designer |
| Production | Gregg Edler | Production Coordinator |
| Directing | Harri James | Script Supervisor |
| Crew | Thomas Rosales Jr. | Stunts |
| Art | Mike Malone | Set Dresser |
| Crew | Ernie F. Orsatti | Stunts |
| Crew | Tom Elliott | Stunts |
