The most common and most likely answer to this crossword clue is the 8 letter word SCORSESE
I've seen this crossword clue in Independent
S
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More clues leading to the result SCORSESE
- Director not quite 20 gets Will’s “enough said”
- Director adding touch of silliness to film’s music before vacuous scene
- Film man and leading couples in scene originally seeing set
- Director Nick has succeeded in style, but not content
- Director tries to involve son with bridge player
- Film director succeeded in ’20s — early starter
- Filmmaker I’m amazed gets through five courses
- Director crosses off last character in scene
- Film man processes topless shot
- Maker of many films, at least forty including singular European
Buddy explains!

The straight part
We know that "Director" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case director = scorsese.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.