Claim: Kate Walsh was on an NBC sitcom.
Evidence: Her roles include Dr. Addison Montgomery on the ABC television dramas Grey 's Anatomy and Private Practice , Rebecca Wright on the short-lived NBC sitcom Bad Judge , and Olivia Baker on the Netflix drama series 13 Reasons Why.
Kathleen Erin Walsh -LRB- born October 13 , 1967 -RRB- is an American actress and businesswoman.