Did Kevin Bacon play a serial killer in movie?

No, Kevin Bacon has not played a serial killer in any movie. He has played a wide range of roles, including heroes, villains, and morally ambiguous characters, but he has never portrayed a character who is specifically identified as a serial killer.

It's possible you may be thinking of another actor, or perhaps a character from a different type of media, like a TV show. Could you provide more details?