She worked for early women's theatre groups, Gay Sweatshop, Women's Theatre Group, and Monstrous Regiment. Care and Control, written for Gay Sweatshop, is about the issue of lesbian mothers having custody of their children.

She also perform Renaissance and Baroque music with her early music group, "The Siena Ensemble". Wandor is also a Senior Lecturer in Creative Writing at London Metropolitan University.

More than any single figure, Wandor is responsible for articulating and supporting the interaction of feminism, theatre, socialism and gay liberation in Britain.

Her plays include: The Day After Yesterday (1972) Spilt Milk (1972) To Die Among Friends (1974) Penthesilea (1977) Care and Control (1977) Whores D'Oeuvres (1978) Scissors (1978) Aid Thy Neighbour (1978) The Blind Goddess (1981) Me and My Mother (1985) The Wandering Jew (1987)

Her books include: Sexual Politics in Theatre (1980) Upbeat: Poems and Stories (1982) Touch Papers: Three Women Poets (1983) Carry On, Understudies (1986) Look Back in Gender: Sexuality and the Family in Post-War British Drama (1987) Once a Feminist: Stories of a Generation (1991) Gardens of Eden Revisited (1999)