About this season
The world's toughest treasure hunters push their bodies and bank accounts to the limit on a quest to strike it rich, hunting the legendary Queen of Gems - Opal.
Episodes (12)
1. Robot Dog
Aired 17 July 2025 • 44 min
The Mooka Boys are at the end of their tether. Sam Mehan calls in some tech gurus to map out the treacherous parts of their underground mine with the help of “Spot” the robot dog. The Opal Whisperers return to Queensland to search for the ‘Yowah Nut’.
2. Under the Water
Aired 24 July 2025 • 44 min
The Bushmen have grand plans to drill a new shaft to connect some old underground drives. Slim Pickings' entire operation is shut down when their 60-year-old tractor breaks down. The Cheals must head underground to reach their enormous $500k target.
3. Begging for Scraps
Aired 31 July 2025 • 44 min
The Mooka Boys make a discovery that could turn their fortunes around. The Cheals face constant machinery failures. After collapsing the decades old underground mine on their claim, The Opal Whisperers search for Yowah Nuts in the scorching heat.
4. Down in the Dumps
Aired 7 August 2025 • 44 min
Slim Pickings' Lee Hobden and Roger Williams look for clues to the whereabouts of buried treasure in the machinery discarded by the old-time miners. The Bushmen have decided to move to a promising new claim they've christened ‘Froggies’.
5. Gassed Up
Aired 14 August 2025 • 44 min
The Bushmen accidentally unleash a potentially fatal threat to the team. Slim Pickings consult a historian who helps them search for another source of old timers paydirt. Matt and Cozza reach out to former Mooka Boy Dale Groben to lift the team's spirits.
6. Double or Nothin'
Aired 21 August 2025 • 44 min
The Cheals are finally getting their second agitator up and running. The Blacklighters find impressive shell fossils in the face of their open cut mine. The Opal Whisperers are bringing in Kelly's partner Dan to help them break ground fast.
7. In the Trenches
Aired 28 August 2025 • 44 min
The Misfits return to their claim and find it's been soaked by torrential rain. The Opal Lovers dig an intimidatingly deep trench on their Digger's Gully claim. The Bushmen are down on their luck once again, with Jake absent from work with a broken jaw.
8. Slow Your Roll
Aired 4 September 2025 • 44 min
The Opal Whisperers are on a mission to unearth something worthwhile from their newly excavated 9-meter-deep trench. Aging machinery slows The Bushmen down. The Cheals are finally doubling the output from their Turner's Rush claim.
9. No Risk No Reward
Aired 11 September 2025 • 44 min
The Opal Lovers excavate old drives in search of red crystal opal. Mechanical problems are once again giving the Mooka Boys a headache. Slim Pickings strike a deal with a local mining family to process the waste dirt on their claim.
10. Debts to Settle
Aired 18 September 2025 • 44 min
The Blacklighters are pushing for a big pay day. With weather threatening their operation, the Misfits have to get crafty with their setup. The Opal Whisperers are feeling the pressure after Isaac is invited to be a star guest of the London Gem Show.
11. Last Chance Dig
Aired 25 September 2025 • 44 min
The Blacklighters have just one week left to strike opal before the blistering summer heat shuts them down. The Bushmen scramble to beat mechanical failures and rising temperatures. The Mooka Boys are reunited with their chief mechanic Leif Tanzer.
12. The Final Countdown
Aired 2 October 2025 • 44 min
The Misfits are left to fend for themselves as mentor and financier ‘Opal’ Joe Kalmar's health takes a turn for the worse. The Bushmen are desperate to beat the 45-degree heat and salvage what's left of their season.