Going for Broke: Rick and Marty Lagina return to Oak Island and begin preparations for a major excavation in the Money Pit. (S4, ep 1)

The Laguna brothers return to the mysterious island off Nova Scotia that's believed to be protected by a powerful curse. This time, can they unearth its hidden treasures? (S3, ep 1)

Once In Forever In: Brothers Rick and Marty return to the island off Nova Scotia in search of more clues about the whereabouts of its legendary treasure. (S2, ep 1)

What Lies Below: Two brothers head to the island off Nova Scotia in search of the hidden treasure that is thought to be fiercely guarded by a violent hex. (S1, ep 1)

Natural Born Chillers: More entrepreneurs pitch to self-made millionaires Mike and Wayne. But they'll only get a deal if they make it through some rather unusual tests. (S2, ep 9)

Tree Amigos: More entrepreneurs pitch their plans to self-made millionaires Mike and Wayne. But they'll only get a deal if they make it through some rather unusual tests. (S2, ep 9)

Cup in Smoke: More entrepreneurs pitch their plans to self-made millionaires Mike and Wayne. But they'll only get a deal if they make it through some rather unusual tests. (S2, ep 8)

Dances with Undershirts: Butch and Rooster take an entrepreneur on a spiritual journey into the desert. Plus, a musician pitches his new synthesiser system for guitars. (S1, ep 8)

All Kaptured on the Western Front: A serial entrepreneur presents what he claims to be the best soy sauce on the planet. (S2, ep 7)

Butch, Rooster and the Sunglass Kids: Two eyewear entrepreneurs pitch their brand. Plus, an ex-rocker with a smartphone repair business inspires Butch to think big. (S1, ep 7)