influential person vs actor

influential person and actor both are nouns.

Word	Noun	Adjective	Verb	Adverb
influential person	Yes	No	No	No
actor	Yes	No	No	No

As nouns, actor is a hypernym of influential person; that is, actor is a word with a broader meaning than influential person:

influential person: a person whose actions and opinions strongly influence the course of events
actor: a person who acts and gets things done

Other hypernyms of influential person include doer, worker.

influential person (noun)	actor (noun)
a person whose actions and opinions strongly influence the course of events	a theatrical performer
	a person who acts and gets things done