If you dream that you are in a film, it can be a sign that you need take an objective look at the way you are acting (behaving).
You could be exhibiting behaviors that would be upsetting to you if they were performed by other people.
If you are in a difficult situation in real life, your dream about being in a film could be telling you that you should take the advice that you would give someone else in your situation.
Dreaming that you are in a film or that you are watching a film can mean that you are experiencing a lot of stress and need to escape from your everyday troubles and relax.
Watching a film in a dream can mean that you want a break from your responsibilities.
If you dream that you are making a film, your dreaming mind can be telling you that you have the opportunity to change direction in life.