No one's denying that Prime Video has one of the best streaming libraries on the internet, but it certainly bears repeating. From classics both new and old, spanning genres, countries and budgets, Prime Video is nothing short of a movie-lover's dream when it comes to the choices that it offers. This January, Watch With Us has picked four films that we believe are the very best on the site - then we ranked them by Rotten Tomatoes score. Our picks feature stars like Reese Witherspoon, Channing Tatum and Shirley MacLaine. 25 Must-Watch Movies on Prime Video Right Now (January 2026) 4.