Stampede Entertainment is the company that produced Tremors, Tremors 2: Aftershocks, [[Tremors: The Lost Episodes|Tremors: The Lost Episodes]], Tremors 3: Back to Perfection, Tremors: The Series, Tremors 4: The Legend Begins. They are not involved in the production of Tremors 5: Bloodlines. Stampede Entertainment is a film production company founded in the early 90s by producer Nancy Roberts. The original Stampede team consisted of Roberts, screenwriters Brent Maddock and S. S. Wilson and director Ron Underwood.