June ChadwickJune Chadwick (born 30 November 1951, Warwickshire) is an English film and television actress. Her best-known television roles are as Lydia in the science fiction TV series ''V: The Series'', and as Lt. Joanna Parisi on the third season of the series ''Riptide''. She also played Pamela Drake in "Murder She Wrote" Series 6 episode 1 "Appointment in Athens"
Her best-known film credit is as Jeanine Pettibone in ''This Is Spinal Tap'' (1984). Provided by Wikipedia