第 6 季 共 22 集
播出时间：2018年11月14日
第 1 集 Rick's Big Bang Theory
播出时间：2018年11月14日
Rick, Marty and the team return to Oak Island follow up on last year's amazing discoveries, and double down on their efforts to locate the elusive Oak Island Money Pit.
第 2 集 Gold Rush
播出时间：2018年11月21日
Brothers Rick and Marty Lagina begin the biggest and most expensive operation ever undertaken in the 223 year long treasure hunt. And after years of searching, the brotherhood finally strikes gold.
第 3 集 Depth Perception
播出时间：2018年11月28日
The seismic results are in, revealing the existence of a mysterious underground chamber, while Gary and Jack make a discovery suggesting another Templar connection.
第 4 集 A Legacy Revealed
播出时间：2018年12月5日
Further investigation suggests Gary's latest find may be the oldest discovery on the island to date, and Rick is faced with a tragic loss.
第 5 集 Homecoming
播出时间：2018年12月12日
Seismic results guide the team to a possible network of tunnels in the Money Pit, while Gary unearths the first evidence of a French presence that could rewrite the history of the Oak Island mystery.
第 6 集 Precious Metal
播出时间：2018年12月19日
New insights on Nolan Cross suggest a Templar connection to the Money Pit, while emerging evidence convinces the team the discovery of the lead cross may be the most historic find in North America.
第 7 集 Rock Solid
播出时间：2019年1月2日
After years of searching, the team may have located a previously discovered artifact that has been missing for more than a century. In Smith’s Cove, the Laginas struggle to hold back the waters.
第 8 集 Unearthed
播出时间：2019年1月9日
After months of tireless effort, Rick, Marty and the team begin the massive excavation at Smith's Cove and almost immediately strike gold.
第 9 集 As Above, So Below
播出时间：2019年1月16日
New evidence uncovered at Smith's Cove brings the fellowship closer to deciphering the purpose of the mysterious "u" shaped structure and a previously undiscovered formation may lead them to the island's elusive, legendary flood tunnels.
第 10 集 Fingers Made of Stone
播出时间：2019年1月23日
A mysterious, carved stone discovered at the money pit suggests an early Viking presence on Oak Island and at Smith's Cove, the team may have finally discovered the elusive Oak Island box drains.
第 11 集 Wharfs and All
播出时间：2019年1月30日
While the excavation of Smith's Cove continues to uncover an abundance of ancient structures, Rick, Marty and the team resume the treasure hunt in H8, convinced more than ever it is the site of the money pit.
第 12 集 Slipway When Wet
播出时间：2019年2月6日
A shocking new discovery at Smith's Cove suggests that the origin of the Oak Island mystery may date much earlier and be more profound than the treasure hunters before ever suspected.
第 13 集 The Paper Chase
播出时间：2019年2月13日
A stunning structure uncovered in Smith's Cove perplexes the brotherhood like never before and at the Money Pit, the team finds evidence they may have discovered the legendary box believed to contain the Oak Island treasure -- the elusive Chapple vault.
第 14 集 Voyage to the Bottom of the Cenote
播出时间：2019年2月27日
A frightening development at the Money Pit threatens to halt the search indefinitely.
第 15 集 Dye Harder
播出时间：2019年3月6日
While monitoring the dangerous collapse at H8, the team conducts a test that could lead them straight to the Money Pit.
第 16 集 Detour
播出时间：2019年3月13日
The treacherous collapse at H8 forces the team to design an exciting new approach to the Money Pit, while Alex and Jack investigate underwater targets that may lead to a second flood tunnel system.
第 17 集 Clue or False?
播出时间：2019年3月20日
The team is amazed when their new approach to locate the Money Pit yields evidence in gigantic proportions.
第 18 集 Heavy Metal
播出时间：2019年3月27日
An unexpected discovery strengthens Oak Island's connection to the Knights Templar.
第 19 集 Striking Distance
播出时间：2019年4月3日
With the days getting shorter and only a few weeks remaining before the fellowship must suspend operations for the winter, the team is determined to excavate under the giant crane pad in Smith's Cove, confident they'll make their greatest breakthrough yet.
第 20 集 Short Days and Tall Knights
播出时间：2019年4月10日
Time is running out when the Laginas and the team are blindsided by a shocking development that threatens to halt all operations at the Money Pit.
第 21 集 Seismic Matters
播出时间：2019年4月17日
New data provides stunning proof that structures uncovered in Smith's Cove were built prior to the discovery of the Money Pit.
第 22 集 Lost and Founding
播出时间：2019年5月1日
It's the season finale and the team is handed a shocking new theory that may connect the Oak Island treasure to the birth of a nation. But it's also the moment of truth for the fellowship as the guys are faced with the burning question: quit or continue?
