Gillian Bevan è nata il 13 febbraio 1956. Luogo di nascita: Inghilterra, Regno Unito. È conosciuta come attrice. È celebre per aver partecipato a Teachers (2001), Loved by You (1997) e Hamlet (2015).
Played "Dorothy Gale" in the 1988 revival for The RSC production of "The Wizard of Oz." Play was written by John Kane and based on both the original 1899 book by Frank Baum and the 1939 MGM Judy Garland Film. A year earlier, the role of "Dorothy" was created by Imelda Staunton, in the original production.