| 角色 | 饰演者 | 角色介绍 |
| Billy | Benjamin Eroen | |
| William | Anthony Simmons | |
| Little Boy on Boat | Cooper Cameron | |
| Mother on Boat | Sharon Cameron | |
| Billy's Mom | Donna Lynne Migliore | |
| Billy's Stepfather | Rick Gibson-Schwob | |
| Rat Woman | Dawn Smith | |
| Mike | Barry Philips | |
| Wayne | Allan Trapp | |
| Tom | Keith Harrison Maxwell | |
| Mrs. Bentley | Jeanne Hill | |
| JB | Ron Eroen | |
| BJ | Leon Ozark | |
| Captain Kean | Christopher W. Fell | |
| Emma | Brynne Cameron | |
| Dr. Sally Johnson | Margy Moore | |
| Veterinary Assistant | Michael Pearce | |
| Maitre d' | Andre Bellelo | |
| Tour Guide | Tina Powers | |
| Inquisitive Tourist | Steve Smith | |
| Tourist's Wife | Bettina Zoso | |
| Bratty Brother | Chris Webb | |
| Bratty Sister | Natalie Webb | |
| Golf Cart Mechanic | Vincent Fazzari | |
| Tow Truck Driver | Howard Finkelstein | |
| Business Man | Jacques Touquerre | |
| Gunter | Cy Nute | |
| Glass Bottom Boat Captain | Lou Rucker |
