80s Restaurant scene - what film?

This is a bizzare yet very arousing scene set in a restaurant with lots of very well dressed people sucking cock and one amazingly beautiful actress in a 1930s hat. Anyone know the film or the actresses name? She looks a little like Kristin Scott Thomas.

Edit:

- Post ID requests in "Identify / Name the Babe", please. Thread moved.
- Do not post links to uploaded content. Make a non hardcore screen shot and post it as an attachment. Read the rules, please.
 
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