I have seen several takes on time travel in short stories, novels, films and anime, but 24 is different from all those. Usually, the central theme is the adverse effects of changing the past. Given the dearth of science fiction films in India, I was happy to see the 2015 Tamil film Indru netru naalai, which did a decent job in portraying this theme. 24 does not deal with such deep moral or philosophical questions, but their take on time travel was very interesting. According to the film, when you travel in time you go into your body at that time. So, there will never be two instances of the same person, unlike many other portrayals of time travel. Basically, only the memories are different. In some sense, this is similar to time travel stories where you can only send messages to the past of future. If you are interested in this theme, I highly recommend the anime Stien's gate. This mode of time travel limits the extent to which you can travel in time, namely, you should
Reflections on the silver screen.