Dr. Rylie Clark
Lt. Cmdr. Sharp
Kristy London
Dr. John Hilton
Kurt Holt (as Jeffery Daniels)
Cpl. Lance Tolbert
Private Hoskins (as Benjamin James Formella)
Brunson (as Javi Luna)
Captian Kacey Keele (as Jordan R. Hubbard)
Ensign Baum
Marine
Scientist
Esme West
Tommie Bahhama
News Caster
Lieutenant Ferro
Helicopter Pilot
Marine Shark Victim
Jet Ski Victim
Jet Ski Victim (as Scott Jeffrey)
Banana Boat Driver
Boat Victim
Banana Boat Victim
Swan Boat / Tooth Victim
Swan Boat Victim
Unicorn Boat Victim
Surfer
Beachgoer
Beachgoer (as Bill Penny)
Banana Boat Victim (uncredited)
Shocked Beachgoer (uncredited)