Given the question: Build a movie plot around this: Who is William Kirwill investigating the disappearance of? William Kirwill (Brian Dennehy), a New York police detective
The answer is:
Moscow, USSR. In the opening scene, three young people are seen ice skating on the frozen pond in Gorky Park. Three days later, Soviet militsiya officer Arkady Renko (William Hurt) investigates the discovery of their bodies a short distance from the skating rink. All have been shot in the chest and mouth; their faces and fingerprints have been completely removed with surgical instruments. Renko is left anxious and paranoid when the KGB refuse to take over the investigation. Renko enlists the help of Professor Andreev (Ian McDiarmid) to reconstruct their faces.During his investigation, Renko crosses paths with William Kirwill (Brian Dennehy), a New York police detective who is in the Soviet Union investigating the disappearance of his brother James. At a weekend getaway at the dacha of Chief Prosecutor Iamskoy (Ian Bannen), Renko also makes the acquaintance of the American sable importer Jack Osborne (Lee Marvin) and his girlfriend Irina Asanova (Joanna Pacua).Renko is eventually able to piece together the victims' identities: James Kirwill, and two young Russians who were friends of Irina. He discovers that the three were busy constructing a chest for Osborne. Renko's suspicion of Osborne mounts over time, during their polite but tense conversations in social settings. When Irina is attacked by a KGB officer who attempts to inject her with a fatal overdose of drugs, Renko saves her. Nursing her back to health in his apartment, they begin an affair.Kirwill finally locates the barn where the three victims were building Osborne's chest. It was designed to smuggle six sables out of the country and to break the Soviet monopoly on their fur, potentially earning Osborne millions of dollars. Irina stubbornly continues to believe that her two friends are alive. Osborne had promised to smuggle them out of Soviet Union in return for their work; he tells Irina that they were successfully freed.Renko confronts her with Prof. Andreev's reconstructed head of one of her friends, forcing her to realize that they have been...