Purchase "Dragon Ball Z: Season One" on DVD. This digitally remastered DVD collection features every episode from the first season, with both original Japanese audio and English-language dubbing. "Dragon Ball Z: Season One" has a suggested retail price of $34.98, but it can be found for much cheaper on Web sites like Amazon.com. For example, on Amazon it listed recently at $24.99.
Put the first disc of "Dragon Ball Z: Season One" into your DVD player. The episodes are on the discs in numerical order, so the first episode of the series will be on the first disc.
Research "Dragon Ball Z." Fan sites on the Internet are devoted to the most meticulous details pertaining to "Dragon Ball Z," and they all have information that will be insightful while watching the first episode. For example, http://www.ultimatedbz.com/ provides detailed analysis of not just "Dragon Ball Z" episodes but also other related products, like books and video games, as well.
Purchase the original manga. After watching the first episode of "Dragon Ball Z," the next logical step is to read the manga (the Japanese equivalent of a graphic novel) that it was based on. The entire first volume of "Dragon Ball Z," including the material adapted for Episode 1, can be purchased on sites like Amazon for $17.59.