By Jane Hamilton
Contributor
Darkness comes quickly in the Highlands at the end of September.
By the time Tony Parsons left the Bridge of Orchy Hotel on the evening of Friday, September 29, 2017, there was little traffic on the A82.
The tourists had mostly disappeared, the mountains were fading into darkness, and the rain that had swept across the west coast earlier in the day had left the road glistening beneath the headlights of passing vehicles.
For Tony, it was the final stretch of a journey he had every reason to believe would end with his arrival safely at home. Instead, he was never seen again.
Somewhere on the lonely road between Bridge of Orchy and Tyndrum, the 63-year-old grandfather vanished so completely that for more than three years his family had no idea whether he was alive or dead.
It became one of Scotland’s most baffling missing person investigations, a mystery that prompted huge searches across some of the country’s most unforgiving terrain, and left detectives wondering how a man could simply disappear without leaving the slightest trace.
Tony wasn’t an inexperienced cyclist who had underestimated the Highlands.
A retired Royal Navy submariner, cancer survivor, and keen outdoorsman from Tillicoultry, he had set himself the challenge of cycling the 104 miles from Fort William back to his home to raise money for a prostate cancer charity.
Friends described him as meticulous and determined, the sort of man who planned carefully and always let people know where he was. When he failed to keep in contact with his family, those closest to him knew instinctively something was wrong.
The search began almost immediately. Police Scotland officers were joined by mountain rescue teams, volunteers, and members of the local community.
Helicopters searched from above, while officers on the ground combed forestry tracks, rivers, ditches and miles of rough Highland terrain.
Appeals were broadcast across Scotland. CCTV was painstakingly examined. Every reported sighting was checked.
Nothing. It was as if Tony and his bicycle had simply been swallowed by the landscape.
The mystery became even more frustrating because there appeared to be no obvious explanation.
There was no evidence he had planned to disappear. His bank accounts remained untouched, there was no activity on his phone, and nobody had heard from him.
Every passing month made the prospect of finding him alive more remote, but without evidence of what had happened, detectives had little choice but to keep an open mind. The truth was almost impossible to imagine.
“The mystery became all the more frustrating because there appeared to be no obvious explanation”
Prosecutors would later reveal how Tony had been cycling along the A82 when he was struck by an Isuzu D-Max pick-up truck, being driven by Alexander McKellar, a deer stalker who had spent the evening drinking with a hunting party. His twin brother, Robert, was sitting beside him.
The collision was catastrophic. Court documents stated that Tony had suffered devastating injuries, including multiple fractures to his ribs and pelvis, but crucially, he did not die instantly.
The Crown case was that Alexander McKellar knew the cyclist was still alive and in urgent need of medical treatment. Instead of calling 999 or trying to save him, the brothers drove away.
What happened next transformed a fatal collision into one of Scotland’s most shocking criminal cases, which has since become the subject of a Netflix documentary.
After returning to the Auch Estate where they lived and worked, the brothers switched vehicles, before driving back to the scene.
They loaded Tony’s body, together with his bicycle and belongings, into the new vehicle and carried him back to the sprawling 9,000-acre estate.
At first, they hid him beneath a tarpaulin in woodland. Later, using an excavator, they buried him in a remote peat pit used to dispose of dead livestock and deer carcasses.
His bicycle was hidden separately behind a waterfall somewhere on the estate. It has never been found.
While Tony’s wife, children and grandchildren pleaded for information, the brothers carried on with their lives.
“What happened next transformed a fatal collision into one of Scotland’s most shocking criminal cases”
Years passed. Every fresh appeal reopened old wounds. Family members gave emotional interviews, hoping someone somewhere had seen something that might explain Tony’s disappearance. Friends refused to give up hope. Detectives revisited old evidence and searched again.
All the while, only two men knew the truth. And the breakthrough, when it came, arrived in the most unlikely of circumstances.
In September 2020, Alexander McKellar met Dr Caroline Muirhead through dating app Tinder. A forensic pathologist, she had no connection whatsoever to Tony Parsons or the investigation.
As their relationship became more serious, she asked McKellar a question many couples ask before committing to a future together. Was there anything in his past she needed to know?
His answer changed everything.
McKellar confessed that, three years earlier, he had struck a cyclist while driving home after drinking. As he gradually revealed more details, the story became increasingly disturbing.
He admitted burying the body, and later told his partner he feared planned development work near the burial site meant he would have to move the remains. At one stage, he even asked her questions about burning a body.
Shocked by what she had heard, Muirhead went straight to her parents. Together they contacted Police Scotland.
But there was one problem: she knew a body had been buried, but she had no idea exactly where.
Detectives now had a potential confession, but no location and no evidence they could place before a court. Muirhead realised there was only one way to obtain it.
Returning to McKellar without revealing she had spoken to the police, she persuaded him to take her shooting on the Auch Estate, knowing he had previously hinted that the burial site was nearby.
As they walked through the remote woodland, she told him she could not possibly help him unless she knew precisely where the body was buried. Eventually, he led her to the spot.
Without attracting his attention, Muirhead quietly pushed an empty Red Bull can into the ground as a marker, before leaving the estate and contacting detectives again. It was a tiny act of remarkable courage.
Armed with the information she provided, police searched the estate in January 2021. They found the Red Bull can exactly where she said it would be, and nearby lay the remains of Tony Parsons.
For the first time in more than three years, his family finally had an answer to the question that had dominated their every day since he had disappeared. It was not the answer they had prayed for.
The case was due to proceed as a murder trial, before taking a dramatic turn.
On the eve of proceedings, Alexander McKellar admitted culpable homicide and attempting to defeat the ends of justice. His brother Robert pleaded guilty to attempting to defeat the ends of justice.
The admissions spared Tony’s family the ordeal of a lengthy trial, but also meant that many of the unanswered questions surrounding the collision itself would never be explored in front of a jury.
When the brothers returned to the High Court in Glasgow for sentencing, Lord Armstrong spoke of the devastating and continuing impact their actions had inflicted on Tony’s family.
Alexander McKellar was jailed for 12 years, while his brother received a sentence of five years and three months.
No punishment, however, could erase what had happened on that rain-soaked Highland road, or the years of torment endured by a family left wondering whether the man they loved might somehow still walk through the door.
Cases like Tony Parsons’ are mercifully rare, not simply because of the tragedy itself, but because of the choices that followed.
A collision that should have prompted an immediate call for an ambulance instead became a years-long deception that consumed police resources, devastated a family, and left one of Scotland’s most experienced missing persons teams searching for a man whose fate was known all along by the only people who chose to remain silent.
Had Alexander McKellar never confessed to the woman he believed would share his future, there is every chance that Tony Parsons would still be listed as missing today.
Instead, thanks largely to the courage and presence of mind of Dr Caroline Muirhead, his family were finally able to bring him home.