The marine biologist Kate investigates murders and a shutdown at her orca research center, uncovering a dark secret possibly tied to her orca subjects.
| Actor | Role |
|---|---|
| PPatty TalbotKate | Kate |
| PPeter SniderChris | Chris |
 Michael J. ReynoldsDr. Cambridge | Dr. Cambridge |
 Tony RobinowScanlon | Scanlon |
| BBonfield MarcouxMackenzie | Mackenzie |
| SSusan StackhousePeggy | Peggy |
 John DunsworthMark | Mark |
| CCaitlyn ColquhounOriana | Oriana |
| LLouisa MartinDr. Ulrich | Dr. Ulrich |
 Ian DeakinC.I.A. Man | C.I.A. Man |
| JJacquie PreslyInterviewer | Interviewer |