Mark is framed for the murder of two Giants and begins acting suspiciously, turning his crewmates against him.
| Name | Type | Role | |
|---|---|---|---|
| William L. Stuart | Writer | ||
| Christopher Dark | Guest Star | ||
| Kent Taylor | Guest Star | ||
| Don 'Red' Barry | Guest Star | ||
| John Dehner | Guest Star | ||
| Willard Sage | Guest Star | ||
| Madlyn Rhue | Guest Star | ||
| Harry Harris | Director |