The cliched description of tall, dark and handsome can apply to many actors, but in the case of Thomas Ian Griffith it is an appropriate one. With his shoulder-length tresses, sparkling blue eyes and lean, 6'5" muscular physique, the actor cuts an imposing figure. Trained as a musician and a dancer, Griffith spent part of his youth traveling throughout Great Britain and Ireland performing tradition Irish step dancing. He dropped out of college to pursue a stage career, landing his first gig as a dancing football player in the Broadway hit "The Best Little Whorehouse in Texas" in 1979. Several