The Staircase Murders (2007) — Cast
Cast
| Samaire Armstrong | Tally Atwater |
| Kate Donadio | Erica |
| Brett Rice | Labels Castell |
| Treat Williams | Peterson |
| Douglas M. Griffin | Hardin |
| Kevin Pollak | David |
| Lara Grice | Candace |
| Nina Jones | Peterson |
| Brandon Ray Olive | Peterson |
| Laura Bailey | Peterson |
| Ric Reitz | Peterson |
| Stephanie Honoré | Honore |
| Kyle Clements | Peterson |
| Nancy McLoughlin | Margaret |
Crew
| David K. Nami | Special Effects Coordinator |
| Ann C. Salzer | First Assistant Director |
| Aphrodite Jones | Novel |
| G. Michael Graham | Supervising Sound Editor |
| Joseph LoDuca | Original Music Composer |
| Amy Staub | Casting |
| Lloyd Ahern II | Director of Photography |
| Aphrodite Jones | Co-Producer |
| Marshall Harvey | Editor |
| Sean Finnegan | Gaffer |
| Jeff Galpin | Stunt Coordinator |
| Aimee Stuit | Key Makeup Artist |
| Tom McLoughlin | Director |
| Judith A. Polone | Executive Producer |
| Judy Cairo | Producer |
| Donald Martin | Writer |
| David Smith | Set Decoration |
| Beverly Safier | Costume Design |
| William Arnold | Production Design |
| James Roque Jr. | Second Assistant Director |
| Robert Foster | Camera Operator |