Mickey Mouse was Disney's very first character to be introduced. He made his debut on November 18th, 1928 in "Steamboat Willie" and went on to star in over 120 cartoons and many movies including Fantasia. Mickey is probably best described as a sociable enthusiastic mouse who loves to make people laugh. It's no wonder he has so many friends like Donald, Goofy and his dog pal Pluto. Mickey is lucky in love for his beloved is the sweet Minnie Mouse. His voice was provided by Walt Disney himself for the first few years.