UK residents check out the ITV player
A Fine Romance 1981, Episode 4 Unlucky in Love
After 8 and a half minutes a very young Glynis appears in a bikini.
Easier to find on youtube
http://www.youtube.com/watch?v=XSkr4btpqyQ
http://www.youtube.com/watch?v=JjS_WPY2y8w
Plus nearly all the Dempey & Makepeace episodes are available to watch on demand.
Also on ITV and if you want to see what she looks like today she has just joined the cast of The Royal