david castle is not a newcomer to music or the record business. Growing up in the South, castle, the youngest son of a minister and a schoolteacher, was around music and began playing the piano at the age of three. His professional music career began with a move to Hollywood at age 21. With experiences ranging from touring with The Monkees to conducting the London Royal Philharmonic and appearing live in the U.K. on BBC's Top of the Pops to over 14 million viewers, castle has long been a well seasoned write…