 | Ethan Hawke als Paulie |
 | Mark Ruffalo als Brian |
 | Amanda Peet als Stacy Reilly |
 | Donnie Wahlberg als Detective Moran |
 | Will Lyman als Sully |
 | Brian Goodman als Pat Kelly |
 | Angela Featherstone als Katie |
 | Edward Lynch als Jackie |
 | Johnny Serret als Young Brian |
 | Lenny Clarke als Hogie |
 | Lindsey McKeon als Nicole |
 | Susan Garfield als Paulie’s Mother |
| Richard Lane Jr. als Gunther - Poodle Napper |
| Christopher Norr | Director of Photography |
| Donnie Wahlberg | Author |
| Bob Yari | Producer |
| Rod Lurie | Producer |
| Alex Wurman | Music |
| Trish Seeney | Makeup Department Head |
| Peter R. McIntosh | Executive Producer |
| Donna DeSeta | Casting |
| Marc Frydman | Producer |
| William J. Immerman | Executive Producer |
| Robert Hoffman | Editor |
| Brian Goodman | Director |
| Brian Goodman | Author |
| Paul T. Murray | Author |
| Roemehl Hawkins | Costume Design |
| Jennifer Engel | Set Decoration |
| Peggy Nicholson | Key Hair Stylist |
| Henry Dunn | Production Design |
| Tim Jacobsen | Visual Effects Producer |
| Melissa Kalbfus | Script Supervisor |
| Caleb Womble | Production Supervisor |
| Gleanna Doyle | Animal Coordinator |
| Michael Peavey | Pilot |
