The Brother from Another Planet

The Brother from Another Planet is a 1984 science fiction film written, directed and edited by John Sayles. It stars Joe Morton as The Brother, an alien and escaped slave who, while fleeing Another Planet, has crashlanded and hides in Harlem.

He is chased by two white Men in Black David Strathairn and director Sayles himself Sayless twist on the Men in Black concept is that instead of government agents trying to cover up alien activity, Sayless Men in Black are also aliens, out to recapture The Brother and other escaped slaves and bring them back to their home planet.Sayles describes this movie as being about the immigrant experience of assimilation. He spent part of his MacArthur Fellows genius grant on the film, which cost 350,000 to produce. ........

Source: Wikipedia