A strange warning is followed by near disaster when a speedboat slices John's surfboard in half as his friends look on in horror. His curiosity aroused, John involves himself, his family, and friends in the bizarre mystery surrounding a silent trawler. But his curiosity may get him killed... when a ruthless smuggling ring, with $5,000,000 at stake, makes the situation even more dangerous!
| Production | Tom Broadbridge | Producer |
| Directing | Peter Sharp | Director |
| Writing | Roger Vaughn Carr | Writer |
| Camera | David Eggby | Director of Photography |
| Editing | Cliff Hayes | Editor |
| Production | Ewart Wade | Executive Producer |
| Directing | Judy Whitehead | Continuity |