Four tragic theories on what REALLY happened to Amy Bradley after she vanished on cruise

The sad disappearance of Amy Lynn Bradley, a 23-year-old from Virginia who vanished from the cruise ship Rhapsody of the Seas, remains one of the most perplexing unsolved cases in true crime history.

Despite being last seen on her cabin's balcony aboard a ship filled with potential eyewitnesses, Amy's trail went cold almost instantly. Now, a new Netflix docuseries explores the leading theories in the 1998 case that continues to grapple the world.

"There are no easy answers in this story," producer Phil Lott admits. "Getting to meet [the people on the ship] and interview them at length just made the stories that much more interesting, rich, deep - and raised more questions."

Here, we take a look at four theories that have been suggested in the years following her mysterious disappearance.

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Theory 1: Amy fell or jumped overboard

One of the earliest and most contested theories is that Amy may have accidentally fallen or intentionally jumped overboard. Her shoes were left on the balcony, and a table had been moved, suggesting she may have leaned over the railing.

However, no physical evidence was ever recovered from the sea, and her family firmly rejected the notion she would have died by suicide or put herself in danger.

Officials insisted if she had of fell overboard, remains would have washed up on shore due to the tide that evening.

Theory 2: Involvement of cruise entertainer

A significant portion of the docuseries revisits the theory involving Alister "Yellow" Douglas, a cruise ship entertainer seen dancing with Amy the night she vanished. Their interaction was captured on video inside the ship's nightclub.

Lori Thompson, another passenger, told investigators she also saw Amy with Douglas earlier that night. Though the FBI questioned Douglas and he voluntarily took a polygraph test, the results were inconclusive.

He was released without charge and has consistently maintained his innocence.

"Every single person who worked on this was conflicted about what happened to Amy... that sort of whiplash made this particularly surprising," says producer Ari Mark.

Theory 3: Human trafficking

One of the most chilling theories comes from retired US Navy officer Bill Hefner, who believes he encountered Amy in January 1999 - ten months after she vanished.

Hefner claims he met a distressed young woman in a Curaçao bar who told him, "My name is Amy Bradley. I'm from Virginia." The woman was quickly taken away by unidentified men.

Hefner's tip circulated in true crime circles for years but was never explored on camera until now. The possibility that Amy was abducted and trafficked has gained traction as similar reports and unverified sightings surfaced over the years.

Theory 4: Amy left the ship voluntarily

A more recently considered theory is that Amy chose to leave the ship of her own accord. Though once dismissed, the documentary highlights a surprising new piece of evidence: a pattern of IP addresses traced to Barbados repeatedly logged into a forum on amybradleyismissing.com during family anniversaries and holidays.

The site, founded by online investigator Anthony Willis in 2018, was designed to centralize tips. The IP activity has led some to speculate that Amy could be alive and living in secrecy.

"I don't think the notion of her willingly walking off the ship was ever presented as a possibility until the [documentary]," says Mark. "And I don't believe that the eyewitness testimony or the IP information was really ever presented in any way to anyone."

"It's very uncommon to have that many scenarios that feel possible," Mark said. "I dare anybody to look at those scenarios and argue me off one of them because there's enough information to suggest that any of those scenarios could be possible. It drove us nuts."

In 1999, Amy's family filed a lawsuit against Royal Caribbean, alleging negligence in the handling of her disappearance. The company maintained that it had acted appropriately at all times. The lawsuit was ultimately dismissed, and no charges have ever been filed in connection with the case.

For Amy's relatives, the pain of her disappearance remains raw. Through interviews with friends and loved ones, the series paints a portrait of a young woman whose presence is still deeply missed.

"It's one thing to talk about the void of Amy, and it's another thing to experience it," adds Mark. "This is a family who really deeply believes in what they're saying, and what they're saying is, 'She's out there, we're going to find her, and we're ready.''

Amy Bradley Is Missing is now streaming on Netflix.