Hm
Actually, that was Sally Thomsett (later of "Man About The House"), who played Phyllis that was 20 and they had to keep her age secret. Although Agutter was 18 at the time, Thomsett was playing her younger sister, so they had to maintain the illusion.
(Iris_Wildthyme is three sheets to the wind, Tue 11 Oct 2011, 20:03, 1 reply)

fair enough
I just half remembered from a 'where are they now' type program I didn't say much attention to.
(Greencloud Wanted to go fishing on, Wed 12 Oct 2011, 13:28, closed)