9½ Weeks is a 1986 American erotic drama film, directed by Adrian Lyne, and starring Kim Basinger and Mickey Rourke. Basinger stars as a New York art gallery employee who has a brief yet intense affair with a mysterious Wall Street broker. The screenplay by Sarah Kernochan, Zalman King and Patricia Louisianna Knop is adapted from the 1978 memoir of the same name by Austrian-American author Ingeborg Day, under the pseudonym "Elizabeth McNeill".