An erotic actor or erotic actress or a porn star is somebody who appears in pornographic movies. Many actors/actresses may appear nude in films (usually rather briefly) or on stage but even if they depict sexual behavior they are not considered erotic actors. Most erotic actors use stage names.
... as
these counsels are, they are set in the minor key
and are especially adapted for souls burdened with
care and sorrow and sitting in darkness. They
present only one ...