When are new episodes added? October 10, 2022 23:13 New episodes are available on CartoonNetwork.com and the Cartoon Network app the day after they air on Cartoon Network. Related articles How long are episodes available? Is it free? Where are all the classic cartoons like Scooby-Doo, Looney Tunes, and Tom and Jerry? Can I watch the Cartoon Network app on my mobile device or TV? What's a "TV provider?"