Ali and Bill investigate the death of Sarah Mills, who was found in a warehouse years ago. Nicco and Mickey join forces with Frank to investigate the death of Liam Skyler, the main suspect being the former roommate, Tessa Yale. When problems with his son come to a head, Frank takes a leave of absence from the squad.
| Name | Type | Role | |
|---|---|---|---|
| Laurie Pearson | Writer | ||
| Pamela MacDonald | Guest Star | ||
| David Nykl | Guest Star | ||
| Laura Pavan | Guest Star | ||
| Gina Chiarelli | Guest Star | ||
| Rachel Hayward | Guest Star | ||
| Stacy Grant | Guest Star | ||
| Tyler Thompson | Guest Star | ||
| Byron Lucas | Guest Star | ||
| Jennifer Copping | Guest Star | ||
| Alan Simmonds | Director |