A humor-inflected history of the of the number one, covering military applications in ancient Rome, the measurement of distances in India, and the decimal system created by Leibnitz.
| Actor | Role |
|---|---|
 Terry JonesÉl Mismo | Él Mismo |
 Marcus du SautoyÉl Mismo | Él Mismo |
 Ahmed BoulaneTaverne Man (uncredited) | Taverne Man (uncredited) |
| FFred ChallaKhalifa (uncredited) | Khalifa (uncredited) |