Tertia Lynch Bio Tertia Lynch ... as Katie in "A Walk In The Dark". Tertia starred as Hank Williams wife in the critically acclaimed play "Hank Williams: Lost Highway" at The Little Shubert Theater on West 42nd St. Her Film & TV work includes "A Walk in the Dark", "MacBeth in Manhattan", "The Sopranos" and "Guiding Light". Tertia's NY credits include: Manhattan Theatre Club, Dimson Theatre, Irish Repertory Theatre, The Kitchen, The Salon, @ Caf‚, and the Mud/Bone Collective. Regionally she has performed at the Old Globe, Williamstown Theatre Festival, Barrington Stage Company, StageWorks and Actor's Repertory of Texas.