Classic Albums: Iron Maiden – The Number of the Beast is a documentary about the making of the album of the same name by the English heavy metal band Iron Maiden, released on 26 November 2001 as part of the Classic Albums documentary series. Directed by Tim Kirkby, it featured cuts from the title track, "Children of the Damned", "Run to the Hills", and "The Prisoner," in addition to extended interviews and live footage of "Hallowed Be Thy Name", recorded during the band's performance at the Rock in Rio festival in 2001.

The video reached No. 9 in the Norwegian DVD Charts, and was certified Gold by the Australian Recording Industry Association.

It was released in DVD, VHS and UMD formats, and featured subtitles in six different languages, Dutch, German, Italian, Portuguese, Spanish, and French.