Sometimes, older classics are not included with a subscription. Check under the "Rent/Buy" section. You can often purchase the HD version of Kuruthipunal for a nominal fee ($2-3 USD or ₹99 INR). This is the best option if you want to own a digital copy without a recurring subscription.
If you have typed "Kuruthipunal watch online" into Google, you have likely encountered dead links, pirated versions with poor audio, or watermarked TV rips. Here is why: