CGI drains the Great Lakes, the world's largest system of free fresh water, to reveal hidden secrets of the continent's history and geological past.
| Name | Type | Role | |
|---|---|---|---|
| Jeremy Evans | Writer | ||
| Crispin Sadler | Writer | ||
| Wayne Abbott | Writer | ||
| Russ Green | Guest Star | ||
| Hans Van Sumeren | Guest Star | ||
| Troy Holcolmbe | Guest Star | ||
| Nigel Wattrus | Guest Star | ||
| John O'Shea | Guest Star | ||
| Steve Blasco | Guest Star | ||
| Fred Oliff | Guest Star | ||
| Tom Farnquist | Guest Star | ||
| Wayne Abbott | Director | ||
| Crispin Sadler | Director |