HideFlix

This extension lets you hide or tint any Netflix movies in your feed.

Usage:
Two ways to add movies to the list to be tinted or hidden:
1) Right click on any movie when hovered over them and select "Hide/Tint this title"
2) Enable Quick Edit Mode on the Extension's option page

There are several other options in the extension's option page such as switching between Hide/Tint for your list of Netflix titles or clear your saved list.

Permission:
Context Menu: this is an alternate way to add a movie to the list in addition to edit mode.
Chrome Storage: this is used for remembering your list of movies to be tinted or hidden.