Biography: Stanley Dwayne Foster (born April 16, 1960 Youngstown, USA) is an American film, television and stage producer, actor, writer and director from Youngstown, Ohio. He is best known for his role in the television series “Tour of Duty” (1987), in which he played 'Marvin Johnson'. He also wrote the stage play and film “Woman Thou Art Loosed” (2004) and wrote and directed the film “Preacher's Kid” (2010).