context: John Randal Kleiser (English: John Randal Kleiser; born July 20, 1946, Philadelphia, PA, USA) is an American filmmaker, screenwriter, and producer. At home, he is known primarily as the director of the musical film, Briolin. He is known in Russia as the director of the films Flight of the Navigator, Blue Lagoon, etc.
question: When was Randal Kleiser born?
answers.text: July 20, 1946