Performed in Shackleton (2002) (TV) with Kenneth Branagh, both of whom were in Harry Potter and the Sorcerer's Stone (2001) and Harry Potter and the Chamber of Secrets (2002), respectively.
The role of Chessene in "Doctor Who: The Two Doctors: Part 1 (#22.7)" (1985) was intended for her.
Though not as high profile a change as replacing Richard Harris with Michael Gambon, she too was replaced in Harry Potter and the Prisoner of Azkaban (2004), by Dawn French.
Was nominated for Broadway's 1975 Tony Award as Best Supporting or Featured Actress (Dramatic) for "London Assurance."