Irish immigrant Tommy Shaughnessy leaves 19th-century New York City for Kansas and becomes a small-town sheriff. Irish immigrant Tommy Shaughnessy leaves 19th-century New York City for Kansas and becomes a small-town sheriff. Irish immigrant Tommy Shaughnessy leaves 19th-century New York City for Kansas and becomes a small-town sheriff. Irish immigrant Tommy Shaughnessy leaves 19th-century New York City for Kansas and becomes a small-town sheriff.