Kathy Brier played the role of Marcie Walsh McBain on ABC soap opera "One Life to Live" from 2002 to 2009. In 2004, her performance earned her a nomination for a Daytime Emmy Award for Outstanding Supporting Actress in a Drama Series. "One Life to Live" marks her first major television role.

From 2003 to 2004, she played the starring role of Tracy Turnblad in the Broadway production of Hairspray. Previously she had been the understudy.

Ms. Brier began acting in the theatre, with regional credits that include Fanny Brice in Funny Girl, Libby Tucker in I Oughta Be in Pictures, Joy in Cinderella, and Rizzo in Grease. Her Off-Broadway credits include Ron Taylor and Mayor Maggie in Bat Boy The Musical at Union Square Theatre, The Prince and the Pauper at The Lamb's Theatre, O'Casey Knock at The John Houseman Theatre, Tango Ballad at The Actor's Studio and A Broadway's Diva Christmas at the Julia Miles Theatre.

Brier is a graduate of Wagner College.

Ms. Brier's three favorite musical artists of all time are Janis Joplin, Aretha Franklin and Aerosmith. But she states that her family has had the made the strongest influence in her life.