| | Patricia | McFarland | Missing. Protagonist. Aka: Tricia. |
| | Mona | | Trisha's doll. Aka: Moanie Balogna. |
| | Pete | McFarland | Trisha's older brother. |
| | Eddi | Rayburn | Pete's friend. |
| | Quilla | Andersen | Trisha and Pete's mother. |
| | Tom | Gordon | Trisha's favorite Red Sox player. |
| | Larry | McFarland | Trisha and Pete's father. |
| | Pepsi | Robichaud | Trisha's childhood friend. |
| | Mark | Chestnutt | One of the cowboy singers. |
| | Trace | Adkins | One of the cowboy singers. |
| | Mrs. | Thomas | One of Trisha's neighbors. |
| | Frank | | Mrs. Thomas's friend. |
| | Jerry | Trupiano | An American radio sportscaster. |
| | Jim | Corsi | A baseball player. |
| | Darren | Lewis-Deelu | The baseball announcer. |
| | Troop | | The baseball announcer. |
| | Mo | Vaugh | A baseball player. |
| | Derek | Jeter | The Yankee's shortstop. |
| | Joe | Castiglione | A famous baseball player. |
| | Mrs. | Chetwynd | Trisha's neighbor. |
| | Adam | | Pepsi's crush. |
| | Tim | Wakefield | Boston's knuckleballer. |
| | Grandma | McFarland | Larry's mother. |
| | Grandma | Andersen | Quilla's mother. |
| | Francis Raymond | Mazzerole | The alleged kidnapper. |
| | Granny | Grunt | Pepsi's grandma. |
| | Arthur | Rhodes | Pepsi's neighbor. |
| | Scrooge | McDuck | Trisha's uncle. |
| | Mr. | Bork | The science teacher at Stanford. |
| | Celine | Dion | A famous singer. |
| | Walt | | A cellular El Dopo. |
| | Mr. | Hall | Trisha's teacher. |
| | Debra | Gilhooly | Trisha's classmate. |
| | Mrs. | Garmond | Trisha's kindergarten teacher. |
| | Elias | McCorkle | The farmer in 1905. |
| | Travis | Herrrick | The hunter who found Trisha in the woods. |
