Italian commonly uses this structure:
This is the most natural way to express possession or relationship in many cases.
Also, Italian often uses the definite article where English might or might not. In this sentence, del film sounds natural because we are talking about a specific movie.
Yes, you can, but it changes the nuance slightly.
Both are natural. The version with perdermi can sound a little more personal, like I don't want to miss out on it.
Why perdermi?
Italian often uses this kind of pronoun where English does not.
This sentence is a useful pattern you can reuse:
This helps you see the structure clearly:
The gl in voglio is not pronounced like normal English gl.
It has the Italian gli sound, roughly similar to the lli in some pronunciations of million, though not exactly the same.
Very roughly:
And: