Tamil cinema (Kollywood) has a rich history. Below are landmark films, many of which are available for free on YouTube (via official studio channels or public domain uploads) or on ad-supported platforms like Tamil MV, Sun NXT (free tier), and Aha Tamil.
Beyond full-length films, several video formats have exploded in popularity:
Many films from the 1940s–1960s are in the public domain or have lapsed copyrights.
Vintage comedy videos from directors like Crazy Mohan (Kamal Haasan films) and Vadivelu (Dina, Winner) are perpetually popular. Search for "Vadivelu comedy non-stop" for millions of views.