# Adventure Time animated series launch

> Live situation record from CLSTR: https://clstr.news/situations/adventure-time-animated-series-launch
> Updated: 2026-10-08T14:29:14.000Z. Sources: 6. Developments: 2.

Cartoon Network announced the upcoming premiere of a new animated series, initially referred to as ‘Adventure Time: Legendary Missions’ or ‘Secondary Missions’. The series, set in the Land of Ooo, features protagonists Finn and Jake alongside returning characters such as Marceline, BMO, and Princess Bubblegum. The production is led by executive producer and showrunner Nate Cash.

Following the October 5, 2026, launch, the series—now titled ‘Adventure Time: Side Quests’—is available globally on Cartoon Network and HBO Max. The initial release includes 20 episodes, with another 20 expected in 2027. Promotional activities have accompanied the launch, including a premiere event in the Netherlands featuring a Q&A with Dutch voice actors, and a free viewing period for the first episode via Free Ciné in France.

## Timeline

### 2026-10-08: Adventure Time: Side Quests launches globally on Cartoon Network and HBO Max

The new spin-off series ‘Adventure Time: Side Quests’ has launched on Cartoon Network and HBO Max, accompanied by promotional screenings at Cinekid and free episode access via Free Ciné.

2 sources. https://clstr.news/cluster/adventure-time-side-quests-launches-globally-on-cartoon-network-and-hbo-max

### 2026-10-02: Cartoon Network to premiere new Adventure Time series

Cartoon Network and HBO Max will premiere the new ‘Adventure Time’ series on October 5, featuring Finn, Jake, and returning characters like Marceline and Princess Bubblegum.

4 sources. https://clstr.news/cluster/cartoon-network-to-premiere-new-adventure-time-series

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Cite as: Adventure Time animated series launch. CLSTR, https://clstr.news/situations/adventure-time-animated-series-launch