| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 Jacinda A. Davis | Crew | Production | Producer | 12 |
 Peter Karr | Crew | Crew | Compositor, Music | 12 |
 Nicholas Shaffer | Crew | Production | Production Assistant, Transcriptions | 1 |
Jing-Wuen Marshall | Crew | Crew | Transcriptions | 1 |
 Lauren Aptekar | Crew | Editing | Assistant Editor | 12 |
 Dylan Weiss | Crew | Production | Executive Producer | 12 |
Josh Fapp | Crew | Camera | Assistant Camera | 1 |
Fernando Salazar | Crew | Production | Production Assistant | 1 |
Terren Lin | Crew | Production | Consulting Producer | 12 |
 Amy Uratsu | Crew | Production | Producer | 12 |
Stephen Harrison | Crew | Crew | Cinematography | 12 |
 Elwira Miezal | Crew | Art | Props | 12 |
Tom Maydeck | Crew | Sound | Sound Mixer | 12 |
 James Thayer | Crew | Art | Creative Director | 12 |
 Steve Waite | Crew | Art | Graphic Designer | 12 |
R.L. Hansen | Crew | Production | Researcher, Transcriptions | 12 |
 Lane Stroud | Crew | Directing | Director, Camera Operator | 4 |
 Chris O'Brien | Cast | Adophus Busch | 1 | |
 Glen McDougal | Cast | Actor | Civil War Commander | 1 |
 Jeff Rector | Cast | Actor | Detroit Police Commissioner | 1 |
Michael Hampton | Cast | Actor | Samuel Colt | 1 |
Peter Karr | Cast | Bandit | 1 | |
 Scott Baxter | Cast | William Randolph Hearst | 1 | |
 Chris Moss | Cast | Actor | School Principle | 1 |
 Dave Parke | Cast | Actor | Eberhard Anheuser | 1 |
 Jeff Worden | Cast | Actor | Levi Strauss | 1 |
 Sam Schweikert | Cast | Actor | 1 | |
 Andrew Asper | Cast | Actor | Andrew Davidson | 1 |
Benjamin Horatio Garvis | Cast | Jacob Davis | 1 | |
Lauren Aptekar | Cast | White House Aid | 1 | |
 Johnny Bolton | Cast | Actor | Thomas Edison | 1 |
 Kyle Thomas Schmidt | Cast | Actor | Wernher Von Braun | 1 |
Josh Fapp | Cast | 49er | 1 | |
 Christopher Warner | Cast | Civil War General | 1 | |
William Cash | Cast | 1 | ||
 Joey Pepin | Cast | Actor | Himself - Narrator (voice) | 12 |
 Robbie Allen | Cast | Sheldon | 1 | |
 Darren Reul | Cast | George Hearst | 1 | |
 John Combs | Cast | Actor | 1 | |
Michael Kurtz | Cast | Actor | Mark Felt | 1 |
 Stephen Tyler Howell | Cast | Actor | John D. Rockefeller | 1 |
 Jamie Avera | Cast | Actor | Thomas A. Scott | 1 |
| Person | Type | Job | Role(s) | Episodes |
