Cast (in credits order)
| Stephen Frears | ... | Self | |
| Tim Bevan | ... | Self | |
| Ben Foster | ... | Self / Lance Armstrong | |
| Chris O'Dowd | ... | Self / David Walsh | |
| David Walsh | ... | Self | |
| Rest of cast listed alphabetically: | |||
| Mark Little | ... | Rupert Guinness (archive footage) (uncredited) | |
