The entire series and the movie are available on all DVD regions and available on Blu-ray.

Hogan Knows Best Season 1 was released on DVD regions 2 and 4 in early 2008.

The titles available vary between DVD region.

Well for starters they should stop the massive price hikes between different DVD regions.

Note that exact specifications vary by DVD region.

- Geo IP (DVD regions and individual countries are supported)

(And at the same time get rid of DVD regions because they don't exactly fit in a free market.)

DVD region coding has been applied to most UMD movies and music.

Who did it harm (in terms of DVD region coding and rights to play)?

See DVD region code for further information.