You can remove shows from your Continue Watching list via the My List / My Shows section, you can find this:

  • On web - Choose My List from the top navigation bar, then the Continue Watching tab
  • On iOS app - Choose My Shows on the bottom navigation bar - using a phone you may need to choose more first, then the Continue Watching tab (top of the screen) - swipe left any of the shows to see the delete option
  • On Android app - Choose My Shows on the bottom navigation bar, then the Continue Watching tab - click on the three dots on the right of the show and choose the Remove Episode option.
  • On Fire TV & Google TV - Choose My Shows on the side navigation bar, then the Continue Watching tab - highlight the show you want to delete and long press (hold the select button for a few seconds) to see the delete option.
  • On Apple TV -  Choose My Shows on the top navigation bar, then the Continue Watching tab - highlight the show you want to delete and long press (hold the select button/touch surface for 5 seconds) to see the delete option.

Note: My List items can be deleted the same way.