The classic film, The Empire Strikes Back, is the second installment in the original Star Wars trilogy, written by George Lucas and directed by Irvin Kershner.
John Carpenter's The Thing was an alien film made in 1982. The film was underlooked due to a more friendly film called ET, which released around the same time.
Twelve principles of animation such as squash and stretch, anticipation, staging, straight ahead action and pose to pose, and follow through & overlapping.