Its dated horribly now, and the acting is often widely panned (though there some impressive performances, especially the original "Mr. Angry" commander, Straker), but its still worth a watch if you can catch one of the better episodes. The effects work, needless to say, is top-notch for the time.
"The power of bakers, the power of artists; even the power of witches! It must be a power given by God... sometimes we suffer for it."- Ursula, Kikis Delivery Service.