If we go to the main page of 123-movies.buzz, it says that it doesn't have any restrictions. Anyone in the world can access this site and watch its movies and TV shows for free. However, they also recommend using a VPN for a better experience. Many redirection links actually send you to one of the trusted VPN service providers so they clearly want you to install and use it. So, the bottom line is that you don't really need a VPN connection for this site but your experience might differ for the better if you have one. So, don't be afraid to use it. It is known that everything runs smoother on an American server.