After chomping through the fish population, thousands of starved lampreys begin attacking the citizens of a sleepy lake town, and the community scrambles to stay alive.
| Actor | Role |
|---|---|
 Shannen DohertyCate Parker | Cate Parker |
 Jason BrooksMichael Parker | Michael Parker |
 Zack WardWill | Will |
 Christopher LloydMayor Akerman | Mayor Akerman |
 Ciara HannaNicole | Nicole |
| YYar KooshaKyle Parker | Kyle Parker |
 Nicholas Adam ClarkAlex | Alex |
 Fred StollerRich | Rich |
 Rachel TrueMarcy | Marcy |
 Jeremy WadeLamprey Expert | Lamprey Expert |
 Susie AbromeitEllen | Ellen |
 Jody BartonJim | Jim |
 Jacqui HollandBecca | Becca |