Yellow Submarine (1968)

Yellow Submarine is a 1968 animated musical fantasy film based on the music of The Beatles. The film was directed by animation producer George Dunning, and produced by United Artists (UA) and King Features Syndicate. The real Beatles participated only in the closing scene of the film, with the fictional counterparts of The Beatles voiced by other actors.

Synopsis: Once upon a time... or maybe twice, there was an unearthly paradise called Pepperland, a place where happiness and music reigned supreme. But all that was threatened when the terrible Blue Meanies declared war and sent in their army led by a menacing Flying Glove to destroy all that was good. Enter John, Paul, George and Ringo to save the day! Armed with little more than their humor, songs, and of course, their yellow submarine, The Beatles tackle the rough seas ahead in an effort to bring down the evil forces of bluedom.

The film received a widely positive reception from critics and audiences alike. It is also credited with bringing more interest in animation as a serious art form. Time commented that it "turned into a smash hit, delighting adolescents and esthetes alike"