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But Agent Dykus, the initial lead investigator on the Holly Bobo case, had someone else he believed could be involved. Someone who was close by, someone who fit the physical description Clint gave to the police, and someone authorities believed had the background, the history, and the M.O. to be Holly's abductor.

It's been many years since Terry Dykus worked on the Holly Bobo case, and it's one that still haunts him. In part, because it set the tone for his final years as an agent of the Tennessee Bureau of Investigation.

It's been many years since Terry Dykus worked on the Holly Bobo case, and it's one that still haunts him. In part, because it set the tone for his final years as an agent of the Tennessee Bureau of Investigation.

It's been many years since Terry Dykus worked on the Holly Bobo case, and it's one that still haunts him. In part, because it set the tone for his final years as an agent of the Tennessee Bureau of Investigation.

That's right. As the months dragged on, at least 150 people reached out to TBI claiming to be psychics who knew what happened to Holly or told investigators they could help in the search.

That's right. As the months dragged on, at least 150 people reached out to TBI claiming to be psychics who knew what happened to Holly or told investigators they could help in the search.

That's right. As the months dragged on, at least 150 people reached out to TBI claiming to be psychics who knew what happened to Holly or told investigators they could help in the search.

Agent John Walker with the U.S. Marshals Service remembers when one of those leads stood out. When did someone kind of pull away from the rest?

Agent John Walker with the U.S. Marshals Service remembers when one of those leads stood out. When did someone kind of pull away from the rest?

Agent John Walker with the U.S. Marshals Service remembers when one of those leads stood out. When did someone kind of pull away from the rest?

This is Art Viveros, an FBI special agent who was working with Agent Dykus and Agent Walker on the case. He spoke to ABC News in 2024. He also had his eye on local sex offender Terry Britt.

This is Art Viveros, an FBI special agent who was working with Agent Dykus and Agent Walker on the case. He spoke to ABC News in 2024. He also had his eye on local sex offender Terry Britt.

This is Art Viveros, an FBI special agent who was working with Agent Dykus and Agent Walker on the case. He spoke to ABC News in 2024. He also had his eye on local sex offender Terry Britt.

5'10 or 11, gravelly voice, larger build. He also had dark hair, similar to Clint's description of the man who walked away with Holly. Remember that list of more than two dozen sex offenders in Decatur County? The one police compiled the day Holly went missing? Terry Britt was on that list.

5'10 or 11, gravelly voice, larger build. He also had dark hair, similar to Clint's description of the man who walked away with Holly. Remember that list of more than two dozen sex offenders in Decatur County? The one police compiled the day Holly went missing? Terry Britt was on that list.

5'10 or 11, gravelly voice, larger build. He also had dark hair, similar to Clint's description of the man who walked away with Holly. Remember that list of more than two dozen sex offenders in Decatur County? The one police compiled the day Holly went missing? Terry Britt was on that list.

Terry Britt had first been convicted of rape back in 1977. Since then, he'd been convicted once more of rape, of sexual battery, and most recently, of attempt to commit rape. At the time Holly went missing, he was out of prison, a registered sex offender living only about eight miles from the Bobos, not far from the creek where some of her belongings were found.

Terry Britt had first been convicted of rape back in 1977. Since then, he'd been convicted once more of rape, of sexual battery, and most recently, of attempt to commit rape. At the time Holly went missing, he was out of prison, a registered sex offender living only about eight miles from the Bobos, not far from the creek where some of her belongings were found.

Terry Britt had first been convicted of rape back in 1977. Since then, he'd been convicted once more of rape, of sexual battery, and most recently, of attempt to commit rape. At the time Holly went missing, he was out of prison, a registered sex offender living only about eight miles from the Bobos, not far from the creek where some of her belongings were found.

According to a Decatur County police report, when police spoke to Terry Britt the day of Holly's disappearance, he told them that he'd woken up at 6 a.m. and his wife woke up at 8.30-ish. Then he told the officer they left to go to a nearby town to buy supplies for remodeling the house. The officer who checked on Terry Britt reports having seen him and his wife unloading a tub from a truck.