Filming Titanic was certainly a challenge for everyone involved – especially with all the problems on set, like people getting severely ill and Kate Winslet nearly drowning. Despite the struggle, director James Cameron did a pretty good job on it. That is, if you don’t count these mistakes that made their way into the film. From historical inaccuracies and continuity errors to visible cameramen, these mistakes went unnoticed by viewers at first, but now we can’t unsee them.