Megan Gallagher (*1960 in Reading, PA) is an American actress, active both in cinema and TV since 1980s. She is known as Tina Russo in TV series "Hill Street Blues" (1986-1987), Marie Holmes in TV series "China Beach" (1988-1989), Catherine Black in TV series "Millennium" (1996-1998), and Diane in movie "Contagion" (2001). Her guest appearances include famous series like "Picket Fences", "Star Trek", "Nowhere Man", and "Roswell".