Ransom! (1956)

A rich man's daughter is held captive in an abandoned apartment by two former convicts who abducted her and hold her ransom in exchange for her father's money.

When a rich man's son is kidnapped, he cooperates with the police at first but then tries a unique tactic against the criminals.

The story of the kidnapping of 16-year-old John Paul Getty III and the desperate attempt by his devoted mother to convince his billionaire grandfather Jean Paul Getty to pay the ransom.

A gang of four professional criminals kidnaps a wealthy teenage girl from an airport in Paris in a meticulous plan to extort money from the girl's wealthy father. Holding her prisoner in an isolated beach house, the gang's scheme runs perfectly until their personal demons surface and lead to a series of betrayals.

After being released from prison on a bum charge, Harry Barber is out for payback to regain his lost two years. He's hired by Mrs. Malroux to fake the kidnapping of her stepdaughter (the daughter of a dying millionaire). He discovers that he is being set up on multiple levels and will soon face a longer sentence if he doesn't prove the truth.

Los Angeles, 1928. When single mother Christine Collins leaves for work, her son vanishes without a trace. Five months later, the police reunite mother and son. But when Christine suspects that the boy returned to her isn't her child, her quest for truth exposes a world of corruption.

John Quincy Archibald is a father and husband whose son is diagnosed with an enlarged heart and then finds out he cannot receive a transplant because HMO insurance will not cover it. Therefore, he decides to take a hospital full of patients hostage until the hospital puts his son's name on the donor's list.

A kidnapped boy strikes up a friendship with his captor: an escaped convict on the run from the law, headed by an honorable U.S. Marshal.

A single mother becomes Ariel Castro's first kidnapping victim, and finds herself trapped in his home with two other women for 11 years.

When George Tanner does business with high-ranking Yakuza Tono, Tono kidnaps his daughter, and George summons his old friend, private eye Harry Kilmer, to Japan to investigate.