The actor who starred in the classic romantic comedy 'Breakfast at Tiffany's' is Buddy Ebsen, a five-letter name. Ebsen was an American actor, dancer, and singer who began his career in vaudeville and on Broadway before transitioning to film and television. He is best known for his roles in 'The Beverly Hillbillies' and 'Barnaby Jones'. He also appeared in many other films and television shows throughout his career.