Discover
After a government agent is murdered, McGarrett must identify the traitor in a scientific facility.
Original Release
09/28/1978
US Release
09/28/1978
Cast
| Name | Character |
|---|
| James MacArthur | Dan Williams / Danny Williams |
| Herman Wedemeyer | Duke |
| Steve Kanaly | Glen Fallon |
| Maria Perschy | Dr. Sonya Hansen |
| Andrew Duggan | Dr. Karl Rathman |
| James Ferrier | Dr. Conrad |
| John Hunt | Dr. Basil Kent |
| Wayne Oxford | Dr. Abicoff |
| Lani Kim | Dr. Lopaka |
| Ann Ramos | Gun Club Manager |
Directors
Writers
Creators
Cast
| Name | Character |
|---|
| James MacArthur | Dan Williams / Danny Williams |
| Herman Wedemeyer | Duke |
| Steve Kanaly | Glen Fallon |
| Maria Perschy | Dr. Sonya Hansen |
| Andrew Duggan | Dr. Karl Rathman |
| James Ferrier | Dr. Conrad |
| John Hunt | Dr. Basil Kent |
| Wayne Oxford | Dr. Abicoff |
| Lani Kim | Dr. Lopaka |
| Ann Ramos | Gun Club Manager |
| Don Pomes | HPD officer |
| Harry Williams | Arnold Dixon |
| Vic Leon | James Walden |
| Norman Perry | Hendrick |
| Bernard Ching | Post Office clerk |
| Jo Anne Morgan | Lab technician |
| Jack Lord | Det. Steve McGarrett |
| Richard Denning | Governor |
Producers
| Name | Role |
|---|
| Jack Lord | Executive Producer |
| Fred Baum | Producer |
| Andrew Gottlieb | Producer |
| Leonard B. Kaufman | Producer |
Editors
