bad guy vs actor

bad guy and actor both are nouns.

Word	Noun	Adjective	Verb	Adverb
bad guy	Yes	No	No	No
actor	Yes	No	No	No

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

Other hypernyms of bad guy include doer, worker.

bad guy (noun)	actor (noun)
any person who is not on your side	a theatrical performer
	a person who acts and gets things done