In order to find out the identity of the murderer of a union leader, McGarrett goes undercover as a longshoreman.
| Name | Type | Role | |
|---|---|---|---|
| Richard DeLong Adams | Writer | ||
| Henry K. F. Lee | Guest Star | ||
| Jim Hutchison | Guest Star | ||
| Al Waterson | Guest Star | ||
| Donna Ornellas | Guest Star | ||
| Michael Conrad | Guest Star | ||
| Les Keiter | Guest Star | ||
| Milton Selzer | Guest Star | ||
| Al Avalon | Guest Star | ||
| Jim Demarest | Guest Star | ||
| Logan Clarke | Guest Star | ||
| Melveen Leed | Guest Star | ||
| Reggie Ho | Guest Star | ||
| Rod Aiu | Guest Star | ||
| Beau Vanden Ecker | Guest Star | ||
| Cliff Coleman | Guest Star | ||
| Sharon Farrell | Guest Star | ||
| Kathy Paulo | Guest Star | ||
| Don Weis | Director |