On the trail of the source of mysterious tidal waves, Jim and Artie find a fanatical marine environmentalist at the heart of the mystery.
| Name | Type | Role | |
|---|---|---|---|
| D.C. Fontana | Writer | (as Michael Edwards) | |
| Alfred Ryder | Guest Star | ||
| Mickey Golden | Guest Star | ||
| Judy Lang | Guest Star | ||
| Dick Cangey | Guest Star | ||
| Nacho Galindo | Guest Star | ||
| Robert Herron | Guest Star | ||
| Kai Hernandez | Guest Star | ||
| Nelson Welch | Guest Star | ||
| Whitey Hughes | Guest Star | ||
| Lou Krugman | Guest Star | ||
| Irving J. Moore | Director |