Yes, movies can be a good residual income business opportunity exposed by the internet. But how can you make money out of it? If you know how to blog, you can make reviews of those movies that comes out every month. Promote your blog, then wait for readers to come, visit and read your reviews.
When you can have a lot of followers in your movie reviews, then apply for ads or banners that you can display in your blog. Everytime somebody clicks in your ad, then you are going to earn a good money out of it. The more traffic in your movie reviews blog, the more chances of clicks in your ads and the more revenue it will take.
See? Your simple hobby of watching movies actually is just one of the residual income business opportunities exposed by the internet to earn money online.