The desperate search for 25-year-old FIFO worker Bill Carter, missing since December 6, 2025, after failing to board his flight from Perth Airport to Karratha, has taken a poignant turn as his family revealed little-known details about a recent personal crisis that may hold clues to his disappearance. In an emotional interview with 7News on December 13, Bill’s mother Jenny O’Byrne, 49, tearfully disclosed that her son had been grappling with severe anxiety and a “breakdown” in the weeks leading up to his vanishing, describing him as “a young man who had just been through a crisis.” The revelation—combined with the discovery of Bill’s backpack at Trigg Beach containing a cryptic note—has intensified the urgency of the manhunt across Western Australia’s vast terrain, with police now treating the case as high-risk and the family clinging to hope amid mounting fears.

Bill, a slim-built Bunbury local with brown hair and blue eyes, was last seen entering Terminal 3 at 12:40 p.m. on December 6, dropped off by Jenny after a family brunch. He never boarded the 2:15 p.m. flight, with his phone pinging once at 1:05 p.m. before going dead. Witnesses later placed him at Trigg Beach, 30 km north, staring at the ocean—his backpack found washed ashore on December 10 with a handwritten note described as “urgent but unclear.” Jenny revealed Bill had recently returned from Zambia visiting his estranged father and had stopped his anxiety medication, leading to a “quiet breakdown” that left him withdrawn. “He said he needed space—I thought it was FIFO fatigue,” she wept. “He’d been through a crisis—losing touch with friends, sleeping all day. We should’ve seen the signs.”

The family’s disclosure has shifted focus to Bill’s mental health amid the FIFO lifestyle’s toll—10 suicides in WA mines since 2020, per Black Dog Institute. “FIFO breaks strong men,” sister Sarah Carter, 28, told 9News. “Bill loved the job but hated the isolation.” His final brunch words—“Sometimes you just need to disappear”—now haunt. Police confirmed a faint GPS ping on December 8 in remote bushland 40 km southeast, but signal loss persists. Detective Sergeant Mark Gregson: “The note and beach sighting are critical—we’re treating this as high-risk.”

As Christmas nears, Jenny pleads: “My boy is out there—please keep looking.” A GoFundMe has raised $60,000 for private searches; the FIFO community rallies. Bill’s crisis, once private, now fuels hope—and dread. WA holds its breath.