Has been friends with Perry Fenwick since she was 16; they did not start working together until nearly 30 years later when Murphy landed the role of Julie Perkins, an old fame of Fenwick's character Billy Mitchell, on EastEnders (1985).
Has two daughters with her long-term partner, an IT consultant, whom she has been in a relationship with since 2002.
Played her first grandmother role on-screen at age 38 on EastEnders (1985).
Has been cast as an anonymous nurse several times in her career.