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 |