Sean Pomposello (Playwright) Sean Pomposello is a screenwriter, former HBO writer and longtime Madison Avenue ad guy. Many theaters have staged his plays, including Theater for the New City, Naked Angels, The Impact Theater, The Strand Theatre, Manhattan Repertory Theatre and The Riant Theatre's Strawberry One Act Festival. Both the Academy of Motion Picture Arts and Sciences Nicholl Fellowship and Monterey County Film Commission have recognized his screenwork.