 Carpenter's first adaptation of "A Christmas Carol" played many seasons at New England's Merrimack Regional and Nickerson theatres—and at the Citadel Theatre in Alberta and Iowa Stage Theatre Company.A second musical adaptation of "A Christmas Carol" played the Wilbur and Huntington theatres in Boston—starring Paul Benedict and then Clive Revill.He wrote a new libretto for the Goodspeed Opera House production of Oscar Strauss's operetta "The Chocolate Soldier."