Donna McKechnie

Donna McKechnie (born November 16, 1940) is an American musical theater dancer, singer. actress and choreographer. She is perhaps best known for her professional and personal relationship with choreographer Michael Bennett, with whom she collaborated on her most noted role, "Cassie" from the musical A Chorus Line. McKechnie was part of Bennett's group therapy-style workshops that evolved into the Broadway smash A Chorus Line, in which she portrayed Cassie, a character based in great part on herself.