Sol Madrid is a 1968 film directed by Brian G. Hutton and filmed in Acapulco. Based on based on the 1965 novel Fruit of the Poppy by Robert Wilder, it was released in the UK as The Heroin Gang and in Australia as The Secret File of Sol Madrid. The MGM film starred David McCallum, Stella Stevens, Telly Savalas and Ricardo Montalbán with John Cassavetes being replaced by Rip Torn prior to filming. It was the final film of Paul Lukas.