| 1 | Doopey | | Tyler's companion. |
| | Toothless | | Tyler's companion. |
| | Joe | | Tyler's companion. Head Custodian at Tyler's school. |
| | Tyler John | Miller | Protagonist. AKA: Nerd Boy. |
| | Bethany | Milbury | Tyler's crush. The most beautiful and popular girl in school. |
| 2 | Bill | Miller | Tyler's father. A corporate tool. |
| | Linda | Miller | Tyler's mother. Pet photographer. Cake baker. |
| 3 | Mr. | Hughes | School principal. |
| | Hannah | | Tyler's sister. |
| 4 | Bruce | Milbury | Bethany's father. CEO of Milburt Trust. |
| | Doreen | Milbury | Bethany's mother. |
| | Chip | Milbury | Bethany's twin brother. |
| 6 | Parker | | The boy at the Milbury's party. |
| 8 | Grandpa | Miller | Tyler's grandfather. |
| 9 | Calvin | Hodges | Tyler's friend. AKA: Yoda. |
| | Mr. | Pirelli | Tyler's employer. |
| 10 | Grandma | Barnett | Tyler's grandmother. |
| 16 | Mr. | Irwin | One of Tyler's teachers. |
| | Mr. | Salvatore | One of Tyler's teachers. |
| 24 | Michele | | Bethany's friend. |
| | Alison | | Bethany's friend. |
| 25 | Mrs. | Harrison | Tyler's art history teacher. |
| | Mr. | Clarke | US Government official. |
| 28 | Davis | Gunnarson | Photographer. |
| 30 | Stacey | Peters | Bethany's friend. |
| 31 | Mr. | Benson | Tyler's probationary officer. |
| 33 | Sue Jen | Parks | Hannah's friend. |
| 41 | Mikhail | Roberts | Bethany's friend. |
| | Zithead | Parker | Bethany's friend. |
| | Josh | Rawson | Bethany's friend who's having a party. |
| 53 | Officer | Adams | Police officer. |
| 59 | Pete | Satterfield | Linda's lawyer. |
| | Jill | Hewson | Tyler's lawyer. |
| 67 | Kezzie | | Linda's new dog. |
| 68 | Mrs. | Bentley | Hannah's employer. |
