Complex sentence: Dean Collins learned Lindy Hop from his sisters in New Jersey and became a high profile dancer of this style on the west coast of the United States, appearing in a number of Hollywood films that capitalized on the popularity of swing music and dancing.
Split into simpler sentences: Dean Collins learned Lindy Hop from his sisters in New Jersey and became a high profile dancer of this style on the west coast of the United States. He danced in a number of Hollywood films that quickly capitalized on the popularity of swing music and dancing.