Donna McKechnie
Donna McKechnie (born November 16, 1940) is an American musical theater dancer, singer, actress, and choreographer. She won the Tony Award for Best Actress in a Musical for her role as Cassie in the musical A Chorus Line in 1976. She is also known for playing Amanda Harris/Olivia Corey on the Gothic soap opera, Dark Shadows from 1969 to 1970.