While powerful currents threaten Alex and Tony's dangerous dive in the Northern Atlantic, Rick and Marty investigate a mysterious earthen anomaly.
| Name | Type | Role | |
|---|---|---|---|
| Joe Lessard | Writer | ||
| Edward Peill | Producer | for Tell Tale International Inc. | |
| Jason Broome | Producer | Supervising Producer | |
| John Wells | Producer | ||
| Noah Currie | Guest Star | Self - Research Assistant | |
| Tony Sampson | Guest Star | Self - Professional Diver | |
| Laird Niven | Guest Star | Self - Archaeologist | |
| Brennan McMahon | Guest Star | Self - Choice Drilling | |
| Dan Henskee | Guest Star | Self - Oak Island Team | |
| Liz Michels | Guest Star | Self - Archaeologist | |
| Terry Matheson | Guest Star | Self - Geologist | |
| Doug Crowell | Guest Star | Self - Oak Island Historian | |
| Aaron Taylor | Guest Star | Self - Archaeologist | |
| Charles Barkhouse | Guest Star | Self - Oak Island Historian | |
| Steve Guptill | Guest Star | Self - Surveyor | |
| Gary Drayton | Guest Star | Self - Metal Detection Expert | |
| Ismael Soto | Executive Producer | Co-Executive Producer | |
| Joe Lessard | Executive Producer | ||
| Jennifer Wagman | Executive Producer | for HISTORY | |
| Brian Bowers | Executive Producer | Co-Executive Producer | |
| Rick Lagina | Executive Producer | for Oak Island Tours Inc. | |
| Kim Egan | Executive Producer | ||
| Marty Lagina | Executive Producer | for Oak Island Tours Inc. | |
| David Comtois | Executive Producer | ||
| Alan Kostrzewa | Executive Producer | for Oak Island Tours Inc. | |
| Jon A. Levy | Executive Producer | ||
| Kevin Burns | Executive Producer | ||
| Craig Tester | Executive Producer | for Oak Island Tours Inc. |