1992 – Trelawny of the Wells
Helena played Imogen Parrot in Trelawny of the Wells at the Comedy Theatre, along with Sarah Brightman, Kelly Hunter and Edward Duke. See pictures.
1992 – The Barber of Seville
Played Rosina at the Palace Theatre in Watford. See pictures.
1991 – The House of Bernarda Alba
Helena played Magdalena at the Nottingham Playhouse. See pictures.
1989 – The Chalk Garden
From 14th February to 11th March, Helena starred in Enid Bagnold‘s production of The Chalk Garden at the Theatre Royal Windsor. Role unknown.
1988 – The Woman in White
Based on the novel by Wilkie Collins, Helena starred as Laura Fairlie in Melissa Murray’s production of The Woman in White at the Greenwich Theatre in London. See pictures.
1987 – The Tempest
Helena played the role of Miranda in her stage-debut at the Oxford Playhouse in 1987. The production also starred Samuel West, Shaun Glanville, Tom Russell and Mark Lewis. “In a combat jacket, tutu and leg-warmers, [she] turns Miranda into a recognisable teenager: the truculent product of a one-parent family,” – Don Chapman, Oxford Playhouse: High and Low Drama in a University City
1982 – Peer Gynt
Helena played one of the three Saeter Girls in an Old Vic Youth Theatre production of Peer Gynt in May 1982.