Crossword puzzle clue "film star's twin who works on a movie set"

Film star's twin who works on a movie set?

Works and works and works

Bigger twin of the Twin Cities which are nevertheless treated equally by their parents America

Twin, to the other twin

Movie star Dianne who turns into movie star Mae when I ain't there?

One who works with works

Works on authors' works

Place for works that are in the works ... or what the message formed by the connected letters is?