Visible crew/equipment: Look over Val's right shoulder as Rhonda is supposedly driving upside down with her legs sticking out the back window of the truck cab and you can see a man driving for her. (00:42:40)
Visible crew/equipment: Towards the end, just after Kevin Bacon says "this one's not falling for it," watch for a boom mike right at the top of the screen.
Visible crew/equipment: As the camera pans up to the roof of Bert's house, a film crew member is reflected in the window.
Answer: They officially name the creatures "graboids", as that's also what they call them in later films. Tremors is just a clever movie name, and "snakeoids" was just one of the potential names the chinese guy and the kid were thinking of naming them.
RJR99SS