Petra Williams / Dr. Petra Williams / Blossom Lefavre / Computer Voice / Phone Operator / Telephone Operator
Carol / Mrs. Proudfoot
Petra Williams / Dr. Petra Williams / Phone Operator / ...
Maid / Miriam Saunders
Did You Know?
British television actress, daughter of ICI chairman Bill Dunn. Studied at the London Academy of Music & Dramatic Art. Married the director Douglas Camfield, who cast her opposite William Hartnell in several instalments of Doctor Who. Under her married name Sheila Camfield, she also appeared with the Richmond Shakespeare Society and at the Mary Wallace Theatre in Twickenham.