Jennings Lang was an American film producer, as well as a screenwriter and actor.
Lang was born to a Jewish family in New York City, New York. Originally a lawyer, from New York City, he came to Hollywood in 1938 and set up an office as a talent agent. In 1940 he joined the Jaffe agency and within a few years became the companys president, and came to be known as one of Hollywoods leading agents.
Source: Wikipedia