Keep the different cartoons distinct
Ben 10, Alien Force, Ultimate Alien and Omniverse are separate series records. The Doraemon television series is also separate from its feature films. If you remember an adventure's subtitle, include it in search. That is much quicker than opening every poster featuring the same character and hoping the running time identifies the story.
Animation does not mean one age group
Cartoons, anime and animated features can be made for very different audiences. Read the summary and the destination service's age guidance before choosing for children. MultiMovies' animation collection is a format-based selection, not a claim that every title is suitable for the same household or age. A visually cheerful poster is not enough to make that decision.
A film tonight, a series for later
Use animated movies for a single-session choice, or cartoon series for episodic viewing. Save them as distinct titles. When another service groups episodes differently from the guide, compare names and dates before setting your checkpoint. The animated and live-action Avatar series can be compared in Versions rather than treated as interchangeable results.