In other words, an actor knows there's a craft called acting and he or she has seen it up close enough times that they can manage a reasonable facsimile (https://www.theatlantic.com/entertainment/archive/2006/01/the-movie-review-red-eye-and-flightplan/69417/)?

My favourite "Meta-Actor" is Michael Strahan!



https://i2.wp.com/supplementpolice.com/wp-content/uploads/2015/01/Metamucil.jpg?resize=500%2C286&ssl=1