Check out this clip from the 1928 Charlie Chaplin movie 'The Circus'. In it you'll see a person walking and what appears to be talking on a cell phone. But there were no cell phones in 1928! The time traveling conspiracy theories have already begun! What do you think?

Here's the explaination by the man who claims to have noticed the clip:

Related link: 'Time Traveler' in 1928 Charlie Chaplin Film?