Image Credit: Netflix
Netflix continues to offer a steady stream of true crime stories. Some are more influential than others, but the genre consistently performs well. new documentary Should I marry a murderer? This is no exception and is attracting a lot of attention. The story follows Caroline Muirhead, a young forensic pathologist from Scotland who met Alexander “Sandy” McKellar on Tinder in 2020. The two eventually become engaged, a detail that makes things even more unsettling. But where are the people involved today?
During a car trip, Sandy makes a shocking confession. He tells Muirhead that in 2017, he and his twin brother, Robert McKellar, killed a cyclist and then hid the body. The victim turned out to be Tony Parsons, a 63-year-old man who was cycling across Scotland for charity. According to Muirhead, Sandy told him that if the truth came out, they would lose everything and spend the rest of their lives in prison.
Ultimately Muirhead decided to go to the police. However, she does not end the relationship immediately. Instead, she remains in contact with Sandy while secretly cooperating with the authorities. She records the conversation and collects evidence. That decision creates stress. His approach raises difficult questions. How far can you go to uncover the truth?
Where are Sandy and Robert McKellar now?
Alexander “Sandy” McKellar and Robert McKellar are both currently imprisoned in Scotland. Sandy, who was driving the car during the fatal collision with Tony Parsons, reached a plea deal with prosecutors in 2023. He pleaded guilty to culpable homicide and was sentenced to 12 years in prison, avoiding a harsher sentence.
During the trial, his lawyer released a statement on his behalf: “The only explanation he can give is fear and panic. In his own words, he says he was too cowardly to tell the truth.” Sandy also admitted that Caroline Muirhead made the right decision to go to the police, although the realization came too late.
Ten million. Courtesy of Netflix © 2026
Robert McKellar received a light sentence. He was convicted not of murder but of attempting to pervert the course of justice. He admitted helping to dispose of the body and was sentenced to five years and three months in prison. Both brothers are still serving their sentence.
What is Caroline Muirhead doing today?
Caroline Muirhead is undoubtedly the central figure in the story. Her decision to go to the police along with gathering evidence against her own fiancé makes her crucial to the case, but at a high cost. In the series, she talks openly about how she coped mentally under pressure. She describes struggling to deal with fear and stress and ultimately turning to unhealthy coping mechanisms, including alcohol and drugs. His trust in the system also wavered. Reflecting on my experience with the authorities, she says: “I trusted that the system would stand by me and keep me safe when I was at my most vulnerable but that was not my experience.”
She adds that she hopes her story will lead to change: “I hope that by speaking out and sharing what happened to me, we can start an honest conversation about greater protections for victims and witnesses and why a deeper understanding of mental health within the police and court system is so desperately needed.”
Today, Muirhead has largely rebuilt his life. She has returned to work in the medical field and is trying to move forward while continuing to speak out about the shortcomings of the justice system.
Ten million. Courtesy of Netflix © 2026
What does this mean for Tony Parsons’ family?
For Tony Parsons’ family, the truth came only after years of uncertainty. Parsons disappeared during a charity bicycle ride in 2017, and for a long time it seemed as if he had disappeared without a trace. Police later emphasized How devastating that period was for his loved ones: “The cruel and reckless actions of these men left Mr. Parsons’ family distraught; they did not know for many years what had happened to him. It appeared that he had vanished into thin air.” His body was not discovered until 2021. Ultimately this provided answers, but not closure. The possibility that he may have been alive after the collision makes the matter even more frightening.
after
Should I marry a murderer? This makes clear that justice is not a simple endpoint. The McKellar brothers’ conviction may legally close the case, but its emotional impact will linger. Sandy and Robert remain behind bars, facing the consequences of their actions. Caroline Muirhead lives with the burden of her decision and its psychological impact. Tony Parsons’ family will suffer a loss that can never truly be resolved.
