Supernatural's biggest stars are apparently too famous to remember Richard Speight Jr and Rob Benedict.
Season 4 begins with the guys returning to Oak Island to begin a major excavation in the Money Pit.
A mysterious "Hatch" that may be a secret entrance to an underground treasure tunnel is investigated.
Evidence of a possible ancient shipwreck in the Oak Island swamp is found.
The guys search for a centuries-old treasure trove in the Money Pit.
The Laginas may have finally located an ancient treasure vault in the Money Pit on Oak Island.
The Laginas try moving their Money Pit operation in search of a strange golden object.
The Laginas hope the second massive dig in the Money Pit uncovers proof of a shipwreck located in the swamp.
Evidence is found linking an 18th-century slave to the mystery.
New clues are sought after a return to borehole 10-X .
Rick heads to the Franklin D. Roosevelt library to learn why the late President was obsessed with Oak Island.
More evidence connecting Oak Island to the Knights Templar compels the guys to dig a third hole at the Money Pit.
Incredible discoveries are made at Smith's Cove and in the Money Pit.
The team makes an important discovery.
A major dilemma interrupts the search for the original Money Pit.
Two brothers search for legendary treasure on an island off the coast of Nova Scotia.
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