The person at the center of this case
Sean Cone
Missing Person · Open
19 years waiting · since 2007
Missing Person: Sean Cone
Justice for Sean Cone — the trail went cold in 2007, but the truth hasn't.
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Key leads to think about
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evidence
Lead #1What caused the Lady Luck to become flooded and sink so rapidly despite being well-stocked with fuel and supplies?
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person
Lead #2What were the circumstances of Daniel Miller (MP56376), the other crew member aboard the vessel?
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clue
Lead #3Why was the boat loaded with such large quantities of fuel and ice, and what was the intended purpose of the voyage?
Sean Cone, a 24-year-old male, went missing on January 30, 2007, while operating his fishing boat, the Lady Luck, approximately 30 miles off the coast of Portland, Maine, with fellow crew member Daniel Miller. The vessel was discovered at a depth of 500 feet, and the Coast Guard determined the boat likely became flooded and sank. The circumstances surrounding the sinking and the fate of both men remain unclear, making this case a significant maritime mystery.
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More leads to consider
Beyond the top three above — each detail below could be the thread that pulls this case open.
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location
Lead #4Were there any distress signals or communications from the vessel before it sank?
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Official wording
Source Narrative
NamUs case MP56350. Missing person: Sean Cone.
Last known contact: 2007-01-30 in Portland, Cumberland, ME. Circumstances: Sean was out on his boat, Lady Luck with Daniel Miller (MP56376).
They were about 30 miles off the coast of Portland. The boat was found at a depth of 500 feet.
The boat had been loaded with 1,000 gallons of fuel and 8 tons of ice. The Coast Guard suspected the boat became flooded and sank.
Demographics: 24 years, Male, White / Caucasian. Physical description: 5 ft 9 in, 160 lbs, hair: Sandy, eyes: Blue.
Investigating agency: United States Coast Guard | 336459 | 2007-01-30.
Timeline of Events
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2007-01-30
Sean Cone and Daniel Miller go missing
Sean Cone and Daniel Miller were out on the fishing boat Lady Luck, approximately 30 miles off the coast of Portland, Maine. The boat was loaded with 1,000 gallons of fuel and 8 tons of ice.
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2007-01-30
Lady Luck discovered sunken
The boat was found at a depth of 500 feet. The Coast Guard suspected the boat became flooded and sank.
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:January 30, 2007
Last Updated:July 7, 2026
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Phone: 2077670320
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Case Information
Incident:January 30, 2007
Last Updated:July 7, 2026
Have Information?
Any information, no matter how small, could be crucial to solving this case.
Phone: 2077670320
You can remain anonymous