Movies and TvShows featuring "brother-sister-marriage" theme.

An internal succession war within House Targaryen at the height of its power, 172 years before the birth of Daenerys Targaryen.

Robert and his wife return to her childhood home after a series of tragedies. When Robert finds an old portrait of a man who bears a striking resemblance to himself, he becomes obsessed with uncovering the truth behind this enigmatic doppelganger.

Tut is a TV mini-series that portrays the intriguing and historical story of King Tutankhamun, his royal family, and the court intrigue that surrounded his reign. Set in ancient Egypt, this historical drama delves into the complex relationships and power struggles within the royal court, including incestuous marriages, political conspiracies, and battles for power. With stunning visuals and captivating storytelling, Tut brings to life the fascinating story of one of history's most iconic pharaohs.

Seeds of Yesterday is a dark drama that delves into the twisted secrets and forbidden relationships of a wealthy family. The story follows the lives of the Dollanganger siblings as they navigate the complexities of love, betrayal, and the consequences of their past actions. As the family gathers at the family manor for a birthday party, long-buried secrets are revealed, leading to shocking and tragic outcomes.

If There Be Thorns (2015) is a drama movie that portrays the story of two brothers whose lives are turned upside down when they uncover a deep family secret that involves incest, betrayal, and deception. As they delve deeper into the dark truth, their relationships, sanity, and even their lives are put at risk.

One of Us is a TV show that delves into the aftermath of a family tragedy in a small town in rural Scotland. It explores the dark secrets, including cheating and incestuous relationships, as well as the revenge, paranoia, and cover-ups that ensue. The story follows the characters as they navigate through the consequences of a double murder, false confessions, and the uncovering of long-held secrets.

In the remote Alaskan village of Keelut, children have been disappearing, believed to be taken by a pack of wolves. Russell Core, a writer and retired naturalist, is summoned to hunt down and kill the wolves. As Russell delves deeper into the mystery, he uncovers a dark secret that shakes the community to its core.

After escaping their abusive childhood, a brother and sister embark on a dangerous journey of passion, deception, and vengeance.

A young woman, with a dark secret, gets a job as a chambermaid in an ancient mansion where she discovers a room filled with haunted secrets and supernatural powers.

A fatal collision that follows after two lovers, Simo and Jonna, discover during a family dinner that his mother and her father might have had an affair in the past.

When an eccentric clan living in virtual isolation in an Italian castle finds their family togetherness threatened by the arrival of three mysterious strangers, they summon up some supernatural protectors to fend off the barbarian invasions.

Comedy concerning two feuding fathers dealing with the shocking news that their sons were switched at birth, meaning that one of their daughters is about to marry her own brother.

The two brothers and their adopted daughter of the household grew up from childhood together. The girl and the younger brother were childhood sweethearts. His elder brother was considered the bad man and dead shot of the hills. The younger brother has been living in the valley for a long time and returns home to his family. He is now refined, educated, and, of course, a revelation to the little girl, who, though betrothed to the elder brother, is strongly attracted by him. Hence there is a renewal of childhood affection which the elder brother does not take kindly to.

Family Instinct is a documentary that delves into the dark and taboo theme of incestuous relationships within a family in Latvia. It explores the complexities and consequences of these forbidden loves, highlighting the struggle between societal norms and the desires of the individuals involved.

In 'Stump the Guesser,' a mathematical equation guesser with a revoked license takes on a challenging job to guess people's ages. Along the way, he falls in love and faces various obstacles, including a jealous brother and a family secret involving a long-lost sister. This old-fashioned silent film explores themes of forbidden love, unrequited love, and the complexities of relationships.

In 1747, a handsome but rebellious Scotsman named Richard Abdee is auctioned off as a slave on a Caribbean island controlled by French and British sugar-planters. When caught having sex with his owner's wife, Abdee is given 100 lashes with the dreaded "dragonard" whip. This sentence is meant to be fatal but Abdee survives and later joins in a slave revolt which puts an end to the island's era of savage whippings.

Martin and Katharina’s marriage is at stake because their six-year-old son, Tobias, is autistic. They become friends with the young couple that moves in next door and Tobias starts to gradually open up. His parents are very happy. But soon Martin discovers that the young couple has their own reasons for wanting to be near Tobias: they have a horrible plan.