(Author Book & Lyrics) wrote 11 historical musicals for Theaterworks USA, including Young Jefferson (music: Albert Hague), Young Mark Twain  (music: Mary Rodgers), Look to the Stars and Lady Liberty (music: Joe Raposo)  and Young Abe Lincoln (music: Jeffrey Lodin).  He also wrote Forge of  Freedom (Ford's Theatre). His plays include Oh Say Can You See L.A? , The Other Man  (Off-Broadway), and Laughter in the Far Dark (Berkeley Stage Co). On Broadway, Mr. Allen directed Dear Oscar, But, Seriously, and I Had a Ball. Allen began on Broadway as a performer in the original company of Where’s Charley? which began his fifty-year association with George Abbott, assisting Mr. Abbott on fifteen Broadway shows.