The racially-charged case behind the new Thurgood Marshall movie
(New York Post Movies)

Attorney Michael Koskoff is being courted by Hollywood. The 74-year-old litigator is a first-time screenwriter with `Marshall,` a new film about the late Supreme Court Justice Thurgood Marshall, out Friday. Even more overwhelming for the man who boasts a 50-year background fighting criminal and civil-rights cases, was the experience of screening his movie last week...