When Tommy McCabe Slye begins his murdering rampage, Ziggy suddenly remembers about Sheila.
Her parents were John Newton Mappin Fraser and Vera Eleanor née Beardshaw.
Here is what ultimately happens to her.
She was educated at St Christopher's School in and won a scholarship to train as an actor at Croydon Repertory Theatre Drama School.
In 1977 she played the part of , the aunt of , in the science fiction blockbuster.
She rushes back to the outhouse to free the other girl from there.