Longer term, Twigge appeared regularly in General Hospital (Dr. Cathy Waddon from 1974–75),[10]Hadleigh (Hadleigh's god-daughter Joanna Roberts in 1973[11] and throughout 1976),[12]Rooms (Carol West throughout 1977, starring alongside Ian Redford and Anne Dyson), ITV comedy series Thicker than Water (1981),[13]Grange Hill (Mrs. McGuire from 1982–87), and Byker Grove (playing Clare Warner from 1989–90).
In 2009, Twigge appeared as herself in The Lonely Man on the Hill in which Hadleigh cast members talked through their recollections of the series.[14]
^"Chit Chat: Awards". The Stage and Television Today. 1 July 1971. p. 8. "Awards have been announced to final-year students of the School of Drama in Glasgow … a prize for a woman in a comedy role Jenny Twigge"
^Larry, Sheldon (7 December 1972). "The Web, Granada, December 3". The Stage and Television Today. p. 13. Photo captioned "Jenny Twigge, Michael Kitchen and Ann Firbank in Granada’s play The Web"; review says "Jenny Twigge did find some of the scarred complexity of Anne – subjugated all her life to her mother's overwhelming beauty and appetites."
^Stocks, Bryan (5 July 1973). "Two Women, BBC2, June 28". The Stage and Television Today. p. 14. Photo captioned "Margaret Whiting and Jenny Twigge in Two Women"; review says "Jenny Twigge (Rosetta) copes well with a rather colourless role."
^Davis, Clifford (13 November 1973). "Clifford Davis column". Daily Mirror. p. 17. ...the sinking feeling applies to a young man's doubts on the eve of his wedding. Nikolas Simmonds is the reluctant groom, Jenny Twigge is his bride and Mary Land plays Pamela, a bridesmaid
^Irwin, Ken (28 August 1980). "Watch the Birds". Daily Mirror. p. 7. Roberta Iger and Jenny Twigge will be among the fresh faces aboard The Onedin Line's final series
^"Ludlow's 'Winter's Tale'". The Stage and Television Today. 12 July 1973. p. 21. "Jenny Twigge's Perdita and Sebastian Graham-Jones's Florizel provide some exquisite poetic counterpoint."
^Marriott, R. B. (3 January 1974). "Impressive 'Time and the Conways'". The Stage and Television Today. p. 13. "Jenny Twigge is delightfully fresh and ingenue as Carol"