Television is one of the most important entertainment everywhere now a days. TV series are a good example.
TV series are a good way to spend your time and if you can watch them in original version you will enjoy them more for different reasons. Normally, if you watch videos in original version you can notice the real emphasis that the director wants in each scene; you can learn the language used in the series or improve your vocabulary hearing the dialogues in original version. At first, you can use subtitles to understand better what the characters say, and gradually you can watch the videos without the subtitles.
In conclusion, you can spend good times and learn watching TV series in original version, which is a good way to learn a language and a different way to learn a bit more pronunciation too.