Dia Abrams owns several properties in the Idyllwild community of California, including a sprawling 116-acre ranch; on June 6th, 2020, Dia tells her partner, Keith Harper, she will feed the horses and is never seen or heard from again.
On Jan. 2, 2020, 15-year-old Kristen Galvan disappears; her disappearance comes just one month after police rescued her from a sex-trafficking ring in Houston.
In November 2019, Sheena Gibbs travels back to Chicago from Muscatine, Iowa, after caring for her mother and becoming estranged from friends; she is never seen or heard from again; as friends search for her, her case becomes even more mysterious.
Alex Gumm, a Maine musician interested in Eastern philosophy and all things extraterrestrial, vanishes in Hawaii on Feb. 22, 2018; Alex's disappearance raises several questions, and his childhood friends risk their lives to find the answers.
Nathaniel Holmes is a high school senior who is passionate about playing the bagpipes; on Dec. 17, 2017, his mother drops him off at school and watches him walk inside; by the time she goes to pick him up that afternoon, Nathaniel is missing.
Twenty-seven-year-old Gretchen Fleming is figuring out her life while living in her hometown of Parkersburg, W.V.; after a night out in town, Gretchen is last seen leaving a local bar with a mystery man and is never heard from again.
On May 19th 2022, Christopher Hoye suddenly leaves his Ozarks homestead; after several hours, Christopher's wife recovers his truck next to a dangerous river but Christopher is gone; as weeks go by, there are more questions than answers.
On Jan. 2, 2021, 26-year-old Kirsten Breuggeman leaves her boyfriend at a bar and takes off on her own; a security camera picks her up walking down the street, but it glitches out, and she vanishes from view.
Daniel Robinson arrives at his work site in the desert in Buckeye, Arizona and reportedly acts strangely just before taking off in the middle of his shift, never to be seen again.
Pepita Redhair, a 27-year-old Navajo woman, goes missing after her mother drops her off at her boyfriend's house in Albuquerque, N.M.; the family takes matters into their own hands to find her, even enlisting the help of a medicine man.
Jason Landry disappears while driving home for the holiday break; PI and retired FBI agent Abel Peña does his own investigation and suspects Jason may have been the victim of foul play.
A rumor swirls around the bordertown of Brownsville, Texas, that Kimberly Avila may have been kidnapped or murdered by a member of the cartel when she goes missing on May 13, 2017.
In December 2017, Brian stops responding to his mother's texts; she decides to file a missing person's report and Detective Massucci finds himself untangling a complicated love triangle involving Brian, which leaves him with more questions.
Fun-loving 14-year-old Ashley Summers vanishes in 2007; the mystery deepens when the FBI connects her case to two other young women missing from her neighborhood.
Logan Schiendelman vanishes, and authorities find his car abandoned; multiple tips claim seeing Logan, but searches turn up nothing; with no evidence of foul play, questions surface and police are forced to examine his family's controversial past.
Stephanie Crane, aged 9, leaves a local bowling alley but never arrives home; years later, authorities hope that advances in evidence testing may finally solve the mystery.
After transgender teenager Sage Smith goes missing In Charlottesville, Va., police identify a suspect, then evidence comes to light forcing them to take a closer look at Smith's inner circle.
In Greensboro, N.C., 19-year-old Tyarra Williams vanishes from the parking lot of her apartment complex; after receiving tips that Williams may have fallen prey to human trafficking, her grandfather embarks on a cross-country search for answers.
Holly Cantrell is seen on security video leaving the hospital where she works, but she never arrives home; while investigating Cantrell's disappearance, police learn she has been keeping secrets.
Military veteran Michael VanZandt disappears one night in Hermosa Beach, Calif.; police suspect a group of strangers may be involved, while VanZandt's loved ones are haunted by suspicions about his thrill seeking make-up.
Ali Lowizter, 16, vanishes after getting off her school bus; the investigation stalls for two years until a tip comes in claiming Lowizter could have been trafficked, leading to a SWAT team raid on a house of prostitution.
Thirteen-year-old Tabitha Tuders vanishes while walking to her bus stop in Nashville, Tenn.; police think she's a runaway, but there are disturbing circumstances surrounding her disappearance, leaving her family desperate to find the truth.
Nineteen-year-old college sophomore Martin Roberts is a popular fraternity brother who goes missing, leaving behind a cryptic note; two years later, Roberts' family remains desperate to know what happened to him.
When 70-year-old retired firefighter Michael Chambers goes missing, a bloody crime scene in his garage indicates foul play; then, authorities begin to believe that the crime scene may have been staged.
Nancy Moyer disappears while her children are visiting their father; police look into Moyer's background, finding a surprisingly complicated life; then, a murder occurs nearby, prompting authorities to ask if the cases could be connected.
In Missouri, bible teacher Lynn Messer goes missing from her family's farmhouse and investigators must decipher a cryptic handwritten note; two years later, skeletal remains are found in a wooded area on Messer's farm.
When 17-year-old Macin Smith doesn't come home from school, his parents worry about his safety, and they are troubled by a note hidden in his wallet; as police attempt to piece together the puzzle, Smith's family vacillates between hope and despair.
A beautiful young woman moves to the United States, then vanishes without a trace after a mere matter of weeks; kidnapping survivor, Elizabeth Smart, joins in the search to find her.
After diabetic 20-year-old Bear Diaz vanishes in the night, investigators suspect foul play; then Skylar Tosic disappears, leaving people to wonder whether the cases are linked.
Eighteen-year-old Zoe Campos disappears after spending a night at home watching movies, prompting investigators to scour her Facebook account to unlock clues.
While on the way to the airport, 19-year-old Katelin Akens vanishes after making an unexpected stop at a Virginia shopping mall; investigators soon learn someone close to Akens may know more than he or she is saying.
Eight-year-old Zachary Bernhardt disappears from his Florida home late at night; suspicions swirl around his mother, but she denies any involvement and moves away, then another boy goes missing, and new theories emerge.
A young man receives life-changing news and embarks on a new chapter; when his family stops hearing from him, they know something's wrong; police begin to investigate but encounter a tangled web of contradictory stories.
Fifteen-year-old gymnast Kayla Berg fails to return home after a night out, and her loved ones believe she's staying with friends, then six days pass, and the details of her last known whereabouts raise suspicion in her close-knit town.
In Philadelphia, a couple disappears on date night; their families unite to find them, then start pointing fingers, and the FBI soon takes over the investigation into the couple's disappearance, which has become riddled with speculation.
After 19-year-old Angel Garcia disappears after riding his dirt bike around Hartford, Conn., friends say Garcia was chased by a mysterious SUV before he disappeared.
A customer arrives at a gas station just before closing to find the store empty, leading investigators to believe that missing employee Jessica Heeringa has been abducted; the investigation yields a secret about the missing woman's life.
Twenty-five-year-old artist Tiffany Daniels never makes it home from work, then her car is found abandoned in a parking lot in Pensacola Beach, Fla., launching a desperate search as well as dark speculation about her disappearance.
Tammy Kingery disappears after leaving behind a note saying she's gone for a walk in the woods, but searches yield no signs of her; an investigation reveals secrets that lead to dark theories about the missing mother of three.
In Phoenix, 25-year-old BMX rider Brian Histand goes missing after being seen wandering in a field; family and friends wonder whether Histand's risky bike moves led to his state of confusion.
Sixty-year old stonemason David Riemens goes missing after meeting with a prospective client, and his truck is found abandoned; desperate to find him, investigators look for clues, but Riemens has vanished into thin air.
Robert is reported missing after failing to pick his wife up from the airport, and his son tells investigators that he met some unusual men a few days earlier.
The last time Brandy was seen was when she left work on Friday afternoon; she fails to return on Monday leading many to question if she left her rocky love life.
In 2006, Jennifer Kesse goes missing, and her car is found abandoned in a parking lot near her Orlando, Fla., condominium; in spite of rewards for information, her disappearance remains one of Florida's most baffling crimes.
Twenty-four-year-old Mitrice Richardson is released after midnight from the Los Angeles County sheriff's Malibu station without a car, purse or cellphone and goes missing without a trace.
When 24-year-old aspiring actress Satara Stratton disappears in Hollywood, her mother, Sharon, launches a search that takes her to the seedy side of the star-studded city.
Amy Wroe Bechtel vanishes without a trace after going for a run in a forest in Lander, Wyo.; the investigation into her disappearance spans years and hundreds of square miles.
Known for restoring and selling vintage automobiles, retiree Bob Wykel tells friends he is excited to check out a vintage Ford Thunderbird, then he drives off and is never seen again.
Eighty-one-year-old millionaire Bob Harrod marries his childhood sweetheart after sixty years apart, then he vanishes days before before his bride moves in.
When 18-year-old Jarrod Johnston vanishes after leaving his grandmother's house, his father sees similarities between his sister's earlier disappearance and his son's.
College freshman Ginni Wood fails to get in touch with her mother while on spring break, and the mystery deepens when investigators realize Ginni's friends are missing as well.
Former U.S. Marine Noah Pippin is reported missing after failing to report to his base in San Diego; his parents discover he was last seen hiking alone in Montana's Bob Marshall Wilderness Area.
Joey Lynn Offutt goes missing after an argument with her on-and-off-again boyfriend and after the body of her infant son is found in the remains of an extinguished house fire.
A woman never returns to her dorm room after working at night; with growing concern from her boyfriend and family, police investigate and discover that she may not be far from campus.