Jenny practices Yoga.
Jenny's first television role was on the TV series The Newcomers.
Jenny's first film role was as Asua in the 1964 film East of Sudan.
Jenny is a supporter of the Cystic Fibrosis Fund. She carries the gene that causes Cystic Fibrosis.
Jenny was discovered by a casting agent while at the Elmhurst Ballet School in Camberly, Surrey, England.
In 1972, Jenny was awarded an Emmy for Outstanding Performance by an Actress in a Supporting Role in Drama for TV movie The Snow Goose.
In an interview for the London Sunday Express in April, 2004, Jenny gave the following answers to questions about some of her favourite things: Favourite book: Emma, by Jane Austen; Favourite film: Kes, by Ken Loach; Favourite play: King Lear by William Shakespeare; Favourite album: Brahms' second piano concerto, recorded by the Concertgebouw Orchestra, conducted by Alfred Brendel; Favourite work of art: Snow Storm by J.M.W. Turner
Jenny: I've done both theatre and film and the fact is if you start believing, if you start reading things and they're good reviews - you believe that and you're lost, and then you read bad reviews and you think that's true and you read that and you're lost.
(On King Lear)
Jenny: Every time I see the play and hear the words, I find there is more to be learned and enjoyed.