If there are any time travelers we should be looking for them at the race track (horse).
Did you ever see the episode from the Twilight Zone called “A Most Unusual Camera”? If YouTube had it I would have posted a link to it. Unfortunately they don’t.
A Most Unusual Camera
Airdate: Dec 16, 1960
Chester and his wife Paula come into the possession of a camera that takes pictures of things five minutes in the future. When Paul’s brother shows up, they decide to take pictures at a racetrack to win some money. Later, they discover that the camera will produce only two more pictures. Will they come to an agreement about how to use their last two shots, or will the situation lead to their downfall?
Main Cast: Fred Clark, Jean Carson, Adam Williams