21 Days Under the Sky
Four fearless adventurers mount their vintage motorcycles and set off on a challenging ride through America's most beautiful landscapes
| Actor | Role |
|---|---|
| TTroy CritchlowHimself | Himself |
| GGentry DaytonHimself | Himself |
| RRyan GrossmanHimself | Himself |
| JJosh KurpiusHimself | Himself |
 Tom FugleNot listed | Not listed |
 Robert PatrickNarrator | Narrator |