Spawn of the Slithis
Voltar- Alan BlanchardWayne Connors
- Judy MotulskyJeff Connors
- J.C. ClaireDr. Erin Burick
- Dennis FaltDr. John
- Mello AlexandriaChris Alexander
- Win CondictThe Monster
- Rocky FumarelliPreston, wino #1
- John HatfieldBunky, wino #2
Hy PykeJack Dunn- Daphnae CohenHelen Dunn
- Steven J. HoagDoug
- Wendy RastattarJennifer
- Don CumminsRex
- Dave CarltonDrunk #1
- Dale CaldwellDrunk #2
- Ken StimsonDrunk #3
- David RidenourPoliceman at house
- Gregory ClemmonsChris' Uncle
- Ed FournierKid throwing frisbee #1
- Prudie ButlerKid throwing frisbee #2
Jack KellyRadio Announcer (voz)- Alejandro VossPolice Chief
Bill J. StevensDr. Risling (sem créditos)
Marc HarveyNicholas, deck hand #2 (as Marcus Harvey)