Martin Scorsese The Greatest Movie Of ALL TIME Is ...

8/15/2012 12:30 AM PDT

We asked Martin Scorsese -- possibly the greatest movie director who ever lived -- what his favorite film is ... AND THE GUY ACTUALLY ANSWERED.

Scorsese was out in NYC Monday night -- and we popped the question right as he was getting into his car. It's pretty awesome.

Check out the clip for Marty's answer -- but here are some hints ... the flick was produced in Technicolor ... and the protagonist has a crippling fear of heights.