| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 Jin Tatsumura | Crew | Directing | Director | 9 |
 Andrew Weil | Cast | Actor | Self | 1 |
 Anoushka Shankar | Cast | Actress | Self | 1 |
 Freeman Dyson | Cast | Actor | Self | 1 |
 Gerry Lopez | Cast | Actor | Self | 1 |
 Jacques Mayol | Cast | Actor | Self | 1 |
 Jane Goodall | Cast | Actress | Self | 1 |
 Reinhold Messner | Cast | Actor | Self | 1 |
Roger Payne | Cast | Self | 1 | |
 Russell Schweickart | Cast | Actor | Self | 1 |
 Tenzin Gyatso | Cast | Actor | Self | 1 |
Daphne Sheldrick | Cast | Self | 1 | |
 Greg LeMond | Cast | Actor | Self | 1 |
 Frank Drake | Cast | Actor | Self | 1 |
James Lovelock | Cast | Self | 1 | |
Takako Takano | Cast | Self | 1 | |
 Ravi Shankar | Cast | Actor | Self | 1 |
 Enya | Cast | Actress | Self | 1 |
George Dyson | Cast | Self | 1 | |
Ervin Laszlo | Cast | Self | 1 | |
| Person | Type | Job | Role(s) | Episodes |
