The Unknown Guest

Plagued with grief over the murder of her daughter, Valerie Somers suspects that her husband John is cheating on her. When Valerie disappears, Detective Leon Zat attempts to solve the mystery of her absence. A complex web of love, sex and deceit emerges -- drawing in four related couples whose various partners are distrustful and suspicious about each other's involvement.

A man receives a mysterious email appearing to be from his wife, who was murdered years earlier. As he frantically tries to find out whether she's alive, he finds himself being implicated in her death.

A teenage loner pushes his way into the underworld of a high school crime ring to investigate the disappearance of his ex-girlfriend.

A professor mysteriously vanishes, leaving behind a host of suspects, a shadowy history and a clue: the anonymous birthday gift of a Bengali classic.

A tutor recounts a frantic night that culminated in a 16-year old girl's disappearance. Unfolding in front of a video camera direct from a psychiatric ward, Gaby Winters recalls a dreadful babysitting job that sent her on a frantic search for a missing teenager out into the heart of a mysterious city. Woven into the story are a multitude of subplots that add up to one chaotic night that Gaby will never forget.

After David Kim's 16-year-old daughter goes missing, a local investigation is opened and a detective is assigned to the case. But 37 hours later and without a single lead, David decides to search the one place no one has looked yet, where all secrets are kept today: his daughter's laptop.

A college professor wakes up to find his wife has not returned home, then struggles to understand her disappearance.

A honeymoon aboard an ocean liner is cut short when the bride finds herself suddenly alone, and unable to convince anyone of her husband’s existence.

A brother and sister return to their family home in search of their world famous parents who have disappeared.

After another teenager disappears from the idyllic suburb of Sunshine Hills, Suzy, the girl-next-door of every boy's dreams, persuades Daniel, a fourteen-year-old with an obsessive crush, to help her uncover the truth.

Five teenagers on the run from police officers hide in a train carriage. However, its occupants are ghosts on their way to hell and they intend to take them along.

Based on the real-life experiences of Ed Horman. A conservative American businessman travels to Chile to investigate the sudden disappearance of his son after a military takeover. Accompanied by his son's wife he uncovers a trail of cover-ups that implicate the US State department which supports the dictatorship.

England, 1926. An American journalist looks for mystery writer Agatha Christie when she suddenly disappears without explanation, leaving no trace.

A young man disappears amid talk of violence and demagoguery, leaving behind an obscure cache of letters, postcards, and notebooks.

After being hypnotized by his sister-in-law, Tom Witzky begins seeing haunting visions of a girl's ghost and a mystery begins to unfold around her.

Minami mistakenly kills a gangster associate of his named Brother. Almost as soon as the murder takes place, the body of the deceased man is gone, prompting Minami to conduct a search. While looking, he finds a mysterious isolated hotel where he decides to take a rest. Not only are the front desk clerks a bit strange, but even the ambiance feels unusual. Minami soon realizes he may have gotten more than he bargained for.

Harry Crumb is a bumbling and inept private investigator who is hired to solve the kidnapping of a young heiress which he's not expected to solve because his employer is the mastermind behind the kidnapping.

When her husband goes missing at the beach, a female professor begins to mentally disintegrate as her denial of his disappearance becomes delusional.

Choir director Johanna Bischoff and her girls choir go to a concert in their hometown Hameln. Shortly before the scheduled performance disappear four of the girls and the organist David.Sie were on a hike in a cave of the Ith - the fabled mountain, in which 700 years ago the Pied Piper is said to have led the children. Seeking help, Johanna turns to her ex-boyfriend Jan Faber, head of the police station in Hameln.

A filmmaker facing an existential crisis goes on a vacation to a Mexican gay nudist beach, where he meets a social media celebrity who convinces him to collaborate with him on his new TV show. But one disappears and another embarks on a wild journey through Mexico City to find him.