Strong Poison (1987) Directed by Christopher Hodson. With Harriet Walter, Edward Petherbridge, Richard Morant, Paul Hastings. Lord Peter Wimsey investigates after the novelist Harriet Vane is accused of poisoning her former lover.
Not a movie but a 13-part PBS Masterpiece Theater series. An incredible, detailed, mesmerizing look at the Raj, the English rule, in India, before independence and the partition of India into Pakistan and India along religious lines.