One of the most loved shows, Friends explores the lives of six reckless adults as they indulge in adventures that make their lives both troublesome and happening. The dialogues are simple are easy to understand. If you want to improve English you can start with this one.
This is one of the most famous SCI-FI series. It does have some slang expressions that are a little hard to understand but in general, it is easy to follow.
This is one of the best shows to learn English. Since most of the cast are children, the language spoken is easy and it will be easier for you to understand this hilarious show.
The super short episodes make it easier for you to understand the language. The show follows an unlikely friendship between two older women after their husbands leave them.
The Good Place has a slow-moving plot. It takes place in a fictional "Good Place" that represents heaven. It is a source to improve your English vocabulary.