Charlie Chaplin members to his stock company, Albert Austin and Eric Campbell, and produced a series of elaborate two-reelers: "The Floorwalker", "The Fireman", "The Vagabond", "One A.M.", and "The Count". For "The Pawnshop", he recruited the actor Henry Bergman, who was to work with Chaplin for 30 years. "Behind the Screen" and "The Rink" completed Chaplin's releases for 1916. The Mutual contract stipulated that he release a two-reel film every four weeks, which he had managed to achieve. With the new year, however, Chaplin began to demand more time. He made only four more films for Mutual over the first ten months
Charlie Chaplin registered for the American draft, but he was not summoned by either country. Despite this criticism Chaplin was a favourite with the troops, and his popularity continued to grow worldwide. "Harper's Weekly" reported that the name of Charlie Chaplin was "a part of the common language of almost every country", and that the Tramp image was "universally familiar". In 1917, professional Chaplin imitators were so widespread that he took legal action, and it was reported that nine out of ten men who attended costume parties dressed as the Tramp. The same year, a study by the Boston Society for Psychical