George Lucas was embroiled in a legal battle with and quit the guild when they objected to Irvin Kershner not getting the director's credit for Empire Strikes B

George Lucas was embroiled in a legal battle with and quit the guild when they objected to Irvin Kershner not getting the director's credit for Empire Strikes Back in the opening sequence. https://en.wikipedia.org/wiki/The_Empire_Strikes_Back#Credits_and_title https://en.wikipedia.org/wiki/The_Empire_Strikes_Back#Credit...