Melinda Kay Ledbetter Wilson, who rescued her husband, the Beach Boys co-founder Brian Wilson, from psychological ruin, died on Tuesday. Mr. Wilson confirmed her death on Instagram, saying that they had been married for 28 years and had five children together. Jean Sievers, a representative for the family, said that Ms. Wilson had died suddenly at her home in Beverly Hills, Calif. The couple’s relationship was portrayed in the 2014 biopic “Love & Mercy.” The film shows Ms. Wilson (Elizabeth Banks) meeting Mr. Wilson, played by both John Cusack and Paul Dano, in a Cadillac showroom in Los Angeles in the 1980s. After the film was released, Ms. Banks said in an interview with ABC News that she had met Ms. Wilson while preparing for the role.

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Persons: Melinda Kay Ledbetter Wilson, Brian Wilson, Wilson, Jean Sievers, “, ”, Elizabeth Banks, John Cusack, Paul Dano, Banks Organizations: Beach Boys, ABC News Locations: Beverly Hills, Calif, Los Angeles