By the Bluest of Seas Russian , U samogo sinego morya is a 1936 Soviet romantic comedy film by Russian director Boris Barnet. It is his second sound feature. Starring Yelena Kuzmina, Nikolai Kryuchkov, and Lev Sverdlin, the story centers on a love triangle between two castaways and a woman from a collective farm on a Soviet Azerbaijani island in the Caspian Sea.
Stranded by a storm in the Caspian Sea, sailor Yussuf and mechanic Alyosha cling to the remains of their ship for survival. On their third day adrift, the castaways are rescued by fishermen. Taken to a nearby island off the coast of Soviet Azerbaijan, Yussuf and Alyosha are welcomed into the local Lights of Communism collective farm. The two men are quickly smitten by a local woman named Mariya. As Alyosha explores the island, he separates from his friend, and happens across Mariya alone. Introducing themselves, each is in for a surprise. Mariya is, in fact, a leader of the collective. She is delighted to learn of Alyoshas profession, as all of the islands mechanics have left in service to the Pacific Fleet. In their absence, Mariya had feared that the collectives fishing operations would have been impeded. Alyosha promises to stay for the entire season, and going off to inspect a motor boat together, the two engage in flirtatious behavior. However, Yussuf soon joins up with the pair and grows jealous.As time passes on, Alyosha and Yussuf prove their usefulness. They venture out on all of the collectives fishing expeditions, until one day, Alyosha claims heart sickness. Yussuf is incredulous. Unable to coax his friend along, Yussuf leaves Alyosha behind. As soon as the boat sets out for sea however, Alyosha leaves the island on his own, having faked the illness. He goes to a nearby town, and that night, brings gifts back to Mariya. When Yussuf discovers this act of deceit, he condemns his friend before a public gathering. ........
Source: Wikipedia