Flatland (5.8)

Movie · 2007 · 36 min · Animation, Science Fiction

Set in a world of only two dimensions inhabited by sentient geometric shapes, the story follows Arthur Square and his ever-curious granddaughter Hex. When a mysterious visitor arrives from Spaceland, Arthur and Hex must come to terms with the truth of the third dimension, risking dire consequences from the evil Circles that have ruled Flatland for a thousand years.

Directed by: Jeffrey Travis, Dano Johnson

Starring Martin Sheen, Kristen Bell, Tony Hale, Joe Estevez, Michael York

We don't know where to watch it in the US.