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Is this Sweet Hostage (1975)...? From Wikipedia : Sweet Hostage is a 1975 American made-for-television drama film based on the novel Welcome to Xanadu by Nathaniel Benchley. [...] In this made-for-television drama, a 31-year-old fugitive mental patient who quotes poetry kidnaps an illiterate, underage girl from a nearby farm and forces her to go to a lonely mountain cabin. There he teaches her to read and, ultimately, she succumbs to stockholm syndrome. The male lead, 31-year-old Leonard Hatch (played by Martin Sheen), is an escaped mental patient who's apparently quite well-read and travelled and has a penchant for speaking theatrically. The female lead, 17-year-old Doris Mae Withers...
Full answer by LogicDictates: https://movies.stackexchange.com/a/128294 (CC BY-SA 4.0).
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