由乔治·C·斯科特领衔主演的海豚之日上映于1973年，是一部剧情片类型影视作品，对白语言是英语。讲述了　　Dr Jake Terrell, who has been training a pair of dolphins for many years, has had a breakthrough. He has taught his dolphins to speak and understand English, although they do have a limited vocabulary. When the dolphins are stolen, he discovers they're to be used in an assassination attempt. Now he is in a race to discover who is the target, and where the dolphins are, before the attempt is carried out