: Available in certain international regions for a monthly subscription fee. Physical Media :

The third season of Supernatural premiered on October 4, 2007. It is unique for being shorter than other seasons, consisting of only 16 episodes due to the 2007–2008 Writers Guild of America strike.

Digital archives like the Internet Archive occasionally host discs or segments for historical and educational browsing.

For the best viewing experience, it is recommended to use official streaming services or physical media, which provide high-quality HD video and reliable subtitles. :

: Episodes can be streamed in HD and downloaded for offline viewing on mobile devices. Note that availability may change; in the US, it is expected to remain on Netflix until late 2025.