| Person | Type | Job | Role(s) |
|---|---|---|---|
 Douglas Schwartz | Crew | Writing | Writer, Producer |
 Gerald Fried | Crew | Sound | Music |
Héctor R. Figueroa | Crew | Camera | Director of Photography |
Ira Bates | Crew | Art | Set Decoration |
Jack De Shields | Crew | Art | Production Design |
Ken Zemke | Crew | Editing | Editor |
Martin Starger | Crew | Production | Executive Producer |
 Michael Berk | Crew | Writing | Writer, Producer |
Paul B. Radin | Crew | Production | Executive Producer |
 Paul Wendkos | Crew | Directing | Director |
 Arthur Hill | Cast | Actor | General Thomas Ewing |
Bill Gribble | Cast | Actor | Tyler / John Wilkes Booth |
 Bill Hindman | Cast | Actor | President Andrew Johnson |
 Clarence Thomas | Cast | Actor | Nathaniel |
 Dan Chandler | Cast | Actress | Master Sergeant |
 Dennis Weaver | Cast | Actor | Dr. Samuel A. Mudd |
Don Devendorf | Cast | George Mudd | |
Fred Covington | Cast | Actor | Attorney Lake |
George De Vries | Cast | Waters | |
 Harold Bergman | Cast | Actor | Undersecretary |
 Ilse Earl | Cast | Actress | Screaming Woman |
Jere Beery | Cast | 3rd Guard | |
 Joe Dorsey | Cast | Actor | Gen. Edward Trafe |
 Larry Larson | Cast | Riggins Thorpe | |
 Lawrence Montaigne | Cast | Actor | Judge Holt |
 Luke Halpin | Cast | Actor | Tyson / David Herrold |
 Mary Nell Santacroce | Cast | Actress | Ellen Stanton |
 Michael McGuire | Cast | Actor | Capt. Murdock |
 Nigel Davenport | Cast | Actor | Colonel George Grenfell |
 Richard Dysart | Cast | Actor | Edwin Stanton |
Roy Tatum | Cast | Lt. Lovett | |
Stuart Culpepper | Cast | Actor | Boone |
 Susan Sullivan | Cast | Actress | Frances Mudd |
Teddy Milford | Cast | Actor | Andrew Mudd at Age 6 |
 Terry Beaver | Cast | Actor | Union Sergeant |
 Tommy Lane | Cast | Actor | Capt. Longheart |
Wallace Wilkinson | Cast | Actor | D.C. Prison Guard |
 Bill Eudaly | Cast | Daniel Thomas | |
Greg Oliver | Cast | Louis Weichmann | |
Jim Peck | Cast | Gen. Harris | |
Anthony Edenfield | Cast | Escaped Prisoner | |
Pat Hurley | Cast | 1st Patient | |
Richard Reiner | Cast | 6th Guard | |
Charles Kaufman | Cast | Jones | |
Kent Stephens | Cast | Zachary | |
Ryan Grady | Cast | Thomas Mudd at Age 3 | |
David Hamilton | Cast | Sam Jr. at Age 4 | |
Don Kovacs | Cast | Officer Lloyd | |
Sean Ahern | Cast | 1st Union Soldier | |
Angela Tully | Cast | Sissy Mudd at Age 4 | |
Don Ferguson | Cast | 4th Soldier | |
Jack Norhanian | Cast | 5th Guard | |
Richard Andrew | Cast | Dr. Anthony Ellis | |
Earl Miller | Cast | Thomas Mudd at Age 6 | |
Skip Foster | Cast | DeCampo | |
Tony Kish | Cast | William Watson | |
Melonie Martin | Cast | Sissy Mudd at Age 7 | |
Mark Rand | Cast | Andrew Mudd at Age 9 | |
| Person | Type | Job | Role(s) |
