| 1 | Wilco | | Combat-trained dog. Brynn's best friend. Deaf
& missing a leg. |
| | Brynn | Callahan | Former Marine. |
| | Fergus | Callahan | Brynn's Grandfather. aka Gramps. |
| | Anne | Callahan | Brynn's Grandmother. aka Gran. |
| | Meg | | Brynn's cousin. |
| | Kevin | Doogan | Grams and Gran's new neighbor. |
| | Sheila | Costello | Kevin's sister. |
| 2 | | Harris | Deputy. |
| | Dublin | Costello | Sheila's husband. |
| | Colm | Whelan | Brynn's ex-boyfriend. |
| | Frank | Pusser | Sheriff. |
| | | Petterson | Country Coroner. |
| | Nan | Parks | Female Deputy. |
| | Hank | Styles | Veterinarian. |
| 4 | Johnny | Drake | Owner of a bar, Sleep Easy Motel and other businesses. |
| | Al | Lambert | Customer at Mack's pub. |
| | Mary Anne | Callahan | Brynn's mother. |
| | Mrs. | Black | One of the neighbors of Gramps and Gran. |
| | | Donavan | Priest. Runs the parish of St. Brigid. aka Don. |
| | Eamon | Rooney | Meg's boyfriend. |
| 5 | Tinnie | | Brynn's Aunt. Gran's oldest sister. Spinster. |
| 6 | Zinnia | Crow | Works at Sleep Easy Motel. aka Zee. |
| | Wenona | Crow | Zee's daughter. aka Winnie. |
| | Paddy | Callahan | Gramps' younger brother. |
| | Jarvis | Callahan | Gramps' younger brother. |
| 7 | Nevin | | Dub's neighbor. |
| 8 | El Tio | | Drug lord. |
| 9 | Maybelle | | Works at Sleep Easy Motel. |
| | Billy | Drake | Johnny's brother. Deceased. |
| 10 | Trent | Stevens | Hiker. |
| 12 | Sally | | Works for the Sheriff. |
| 15 | | Kolwalski | Marine. |
| | | Grady | Marine. |
| 19 | Donal | | Brynn's Uncle. Deceased |
