Outside In (1995): cast, story & where to watch

1995 · Film · ★ 8

Outside In poster

Released in 1995, Outside In is a family, animation and documentary film directed by Silvio Levy, running about 22 minutes.

What it’s about. The computer animation Outside In explains the amazing discovery, made by Steve Smale in 1957, that a sphere can be turned inside out by means of smooth motions and self-intersections. Through a combination of dialogue and exposition accessible to anyone who has some interest in mathematics, Outside In builds up to the grand finale: Bill Thurston's "corrugations" method of turning the sphere inside out.

Who’s in it. Outside In stars Karen McNenny as X (Voice) and Paul de Cordova as Y (Voice).

How it landed. With an audience score of 8.0/10, Outside In sits among the best-reviewed titles in the catalogue.

Where to watch. In US you can stream it on Eternal Family. See the full, country-by-country breakdown on our where to watch Outside In page.

If you liked it. Fans of Outside In tend to enjoy Spirited Away, Back to the Future, The Lion King and Coco.

Frequently asked

Where can I watch Outside In (1995)?
In US, Outside In is available to stream on Eternal Family. Availability varies by country — check our where-to-watch page for every region.
Is Outside In worth watching?
Outside In holds an audience score of 8.0 out of 10, and is a strong pick if you enjoy family, animation and documentary. Most viewers rate it highly.
Who stars in Outside In?
Outside In stars Karen McNenny and Paul de Cordova.
When was Outside In released?
Outside In was released in 1995, with a runtime of about 22 minutes.