Cast (in credits order) complete, awaiting verification
| Lawrence Kasdan | ... | Self - Director / Producer / Screenwriter (archive footage) | |
| Gene Hackman | ... | Self - 'Nicholas Earp' (archive footage) | |
| Kevin Costner | ... | Self / Wyatt Earp (archive footage) | |
| Dennis Quaid | ... | Self / Doc Holliday (archive footage) | |
| Michael Madsen | ... | Self - 'Virgil Earp' (archive footage) | |
| Mark Harmon | ... | Self - 'Johnny Behan' (archive footage) | |
| Joanna Going | ... | Self - 'Josie Marcus' (archive footage) | |
| Catherine O'Hara | ... | Self / Allie Earp (archive footage) | |
| JoBeth Williams | ... | Self / Bessie Earp (archive footage) | |
| Mare Winningham | ... | Self / Mattie Blaylock (archive footage) | |
Produced by
| Elizabeth Dollarhide | ... | producer |
| Raúl Dávalos | ... | producer (as Raul Davalos) |
Editing by
| Lucyna Wojciechowski | ||
