- Visit https://www.netflix.com/viewingactivity in a reputable browser
- Open the JS Console.
- Copy/paste this script, execute it and wait 4 seconds after the page finishes scrolling.
- ...
- Profit!
Recent release of Chrome will add a nice 'Copy' button next to the console output.
waitseconds
can be adjusted if nessessary to ensure all play history gets loaded.