1. YouTube Movies - https://www.youtube.com/movies
YouTube is the best legal way to watch movies for free online. YouTube serves movies in many languages, and sots them in well laid genres.
2.Bmovies - http://www.bmovies.com
Here you’ll find hundreds of free b movies to watch, that have been lost in the wasteland of forgotten film cinema aka old movies.
3.10StarMovies - http://10starmovies.com
10StarMovies enables you to Watch Movies without any software download and by streaming video files online for free. Registration is optional. Large collection of Online Movies, Celebrity Profiles, documentaries, download movies and more.
4.The Only Device - http://www.theonlydevice.com
The Only Device is a less-than-legal way to watch latest movies online. For newer movies, the quality is not so good.
5.FreeFullMovies - FreeFullMovies.net
Again, a less than legal way to watch new movies online. Quality is not so good for latest flicks

HAPPY WATCHING!