Cartoon Network’s 2026 Lineup Revealed: Classic Hits Rebooted and New Series Unveiled

Cartoon Network is gearing up for its most ambitious nostalgia-driven programming push yet, and June 2026 is the tipping point. Two tent-pole revivals—Regular Show: The Lost Tapes and Adventure Time: Side Quests—headline a refreshed lineup that blends beloved classics with new IP to court both Gen-Z streamers and long-time fans. Regular Show: The Lost Tapes premieres on Cartoon Network on May 11, then jumps to HBO Max on June 8, reuniting creator J.G. Quintel and the original voice cast for a VHS-style anthology that fills in “lost” adventures of Mordecai, Rigby, and Pops. Early critic screenings praise the series for retaining the surreal, meme-ready humor that made the Emmy-winning original a cult hit, while its retro framing device taps directly into the TikTok-fueled Y2K revival wave. Hot on its heels, Adventure Time: Side Quests arrives this July, shifting focus to fan-favorite secondary characters and short, self-contained stories designed for mobile binge sessions. Warner Bros. Discovery executives describe the approach as “snackable lore”—new episodes that expand the canon without demanding full-season commitment, a strategy aimed squarely at the algorithm-driven viewing habits of younger audiences. Beyond marquee revivals, Cartoon Network’s 2026 slate includes: • Infinity Train: Terminal—an HBO Max exclusive capping the anthology’s loose ends. • The Powerpuff Girls: Recharged—a late-night anime-inspired reboot targeting the 18-34 demo. • Two brand-new originals, Stellar Subs and Cryptid Crew, green-lit under the network’s “Creator First” incubator. Why the sudden flood of familiar IP? According to internal Nielsen cross-platform data shared at Warner’s upfronts, catalog Cartoon Network series drove a 27 % year-over-year increase in HBO Max kids-profile watch-time, while social-media mentions of legacy CN shows spiked during #CN30, the network’s 30th-anniversary hashtag campaign. Executives now see revivals as low-risk, high-engagement content that can be marketed simultaneously on linear TV and streaming—a dual-window model that maximizes ad revenue and subscriber retention. Merchandising is already following the buzz: Hot Topic has inked capsule collections for Regular Show and Powerpuff Girls, and LEGO confirmed a Finn-and-Jake Tree-Fort set for Q4. Expect co-branded Twitch watch-parties, Roblox tie-ins, and an AR scavenger hunt at San Diego Comic-Con to keep social feeds saturated through summer. Bottom line: Cartoon Network’s 2026 revival wave isn’t just a trip down memory lane—it’s a calculated bid to convert millennial nostalgia into multi-platform engagement while onboarding a new generation of viewers. With strategic staggered premieres and algorithm-friendly episode formats, the network aims to prove that classic cartoons can still punch above their weight in the streaming era—and drive serious traffic back to the brand that started it all.