film maker vs movie maker

film maker and movie maker both are nouns.

Word	Noun	Adjective	Verb	Adverb
film maker	Yes	No	No	No
movie maker	Yes	No	No	No

As nouns, film maker and movie maker are synonyms defined as:

Other synonyms of film maker include film producer, filmmaker.

film maker (noun)	movie maker (noun)
a producer of motion pictures	a producer of motion pictures