This is the story of two expeditions to two mountains, one in Argentina the other in Chile. Despite being twelve years apart, one man went on both trips. Don Whillans was an icon of British climbing in the 50s and 60s and his routes are still test pieces today.
| Actor | Role |
|---|---|
 Don Whillansself | self |
 Chris Boningtonself | self |
| MMick Coffeyself | self |
| RRick Sylvesterself | self |
| DDan Reidself | self |
| IIan Cloughself | self |
 Leo Dickinsonself | self |
| PPaul Braithwaiteself | self |
 Martin Boysenself | self |
| BBarry Pageself | self |
| KKeith Lewisself | self |
| JJohn Streetlyself | self |
| DDerek Walkerself | self |
| DDanielle Meuniernarrator | narrator |
| EEric Jonesself | self |
| IIan McNaught-DavisNarrator | Narrator |