| Name | Character | Episodes |
|---|---|---|
| Gary Sinise | T. P. Eagan | 9 |
| Keith Carradine | Self | 9 |
| Matthew Broderick | Self - William Swain | 9 |
| John Lithgow | Self | 9 |
| Eli Wallach | Self | 9 |
| Peter Coyote | Self - Narrator | 9 |
| Adam Arkin | Self | 9 |
| Jimmy Smits | Self | 9 |
| Murphy Guyer | Self | 9 |
| Arthur Miller | Self | 9 |
| Jason Robards | Self - Brigham Young | 9 |
| Ossie Davis | Self | 9 |
| John Trudell | Self | 9 |
| Keith Carradine | Self (voice) | 1 |
| Fred Ward | Self / Charles Goodnight (voice) | 1 |
| John Lithgow | Self / Uriah Oblinger (voice) | 1 |
| M. Emmet Walsh | Self (voice) | 1 |
| Derek Jacobi | Self (voice) | 1 |
| Ralph Waite | Self (voice) | 1 |
| George Plimpton | Self (voice) | 1 |
| Ossie Davis | Self / John R. Gills (voice) | 1 |