Charlie Chaplin physical resemblance that supplied the plot for Chaplin's next film, "The Great Dictator", which directly satirised Hitler and attacked fascism. Chaplin spent two years developing the script, and began filming in September 1939 – six days after Britain declared war on Germany. He had submitted to using spoken dialogue, partly out of acceptance that he had no other choice, but also because he recognised it as a better method for delivering a political message. Making a comedy about Hitler was seen as highly controversial, but Chaplin's financial independence allowed him to take the risk. "I was determined to go ahead,"
Charlie the Unicorn Unicron" is based around "what the Charlie the Unicorn series would be like if it was written by random internet people". Another parody, "Charlie the Yannicorn" was made in 2013. That same year, during the "Detective Heart of America: The Final Freedom" Kickstarter, another parody "Charlie the Unitective Heart of America" was released, featuring Heart of America as Charlie. Although not released on FilmCow's main channel, it can be found on a playlist. Multiple livestreams featuring Charlie answering questions, telling jokes, and just generally talking to the viewers were conducted on the FilmCow YouTube channel as part of a promotion