| (Martin Sheen) | Kurt Goldstein | Prologsprecher |  |
| Kevin Costner | Frank Glaubrecht | Staatsanwalt Jim Garrison |  |
| Sissy Spacek | Traudel Haas | Liz Garrison |  |
| Gary Oldman | Thomas Petruo | Lee Harvey Oswald |  |
| Walter Matthau | Wolfgang Völz | Senator Long |  |
| Jack Lemmon | Georg Thomalla | Jack Martin (1. Stimme) |  |
| Jack Lemmon | Wilfried Herbst | Jack Martin (2. Stimme DC) |  |
| Jay O. Sanders | Manfred Lehmann | Lou Ivon |  |
| Kevin Bacon | Patrick Winczewski | Willie O'Keefe |  |
| Michael Rooker | Jürgen Heinrich | Bill Broussard |  |
| John Candy | Andreas Mannkopff | Dean Andrews |  |
| Laurie Metcalf | Heike Schroetter | Susie Cox |  |
| Joe Pesci | Mogens von Gadow | David Ferrie |  |
| Tommy Lee Jones | Jürgen Thormann | Clay Shaw / Clay Bertrand |  |
| Donald Sutherland | Rolf Schult | Mr. X |  |
| Gary Grubbs | Hubertus Bengsch | Al Oser |  |
| Wayne Knight | Helmut Gauß | Numa Bertel |  |
| Ed Asner | Heinz Theo Branding | Guy Bannister |  |
| Merlyn Sexton | Alexander Herzog | Admiral Kenney |  |
| Robert Marshall | Tilo Schmitz | Anwalt der Warren-Kommission |  |
| Lolita Davidovich | Daniela Hoffmann | Beverly Oliver |  |
| Vincent D'Onofrio | Stefan Fredrich | Bill Newman |  |
| C. Crosthwaite-Eyre | Martina Treger | Britische Reporterin |  |
| Jim Garrison | Heinz Palm | Bundesrichter Earl Warren (1. Stimme) |  |
| Jim Garrison | Alexander Herzog | Bundesrichter Earl Warren (2. Stimme) |  |
| William Larsen | Tilo Schmitz | Captain Will Fritz |  |
| Tony Plana | Christian Rode | Carlos Bringuier |  |
| Carol Farabee | Constanze Harpen | Carolyn Arnold |  |
| Peter Maloney | Jürgen Kluckert | Colonel Finck |  |
| Ann Strub | Arianne Borbach | Delphine |  |
| I.D. Brickman | Bernd Vollbrecht | Dr. Peters |  |
| Roxie M. Frnka | Ingeborg Wellmann | Earlene Roberts, Vermieterin |  |
| Wayne Tippit | Hans Teuscher | FBI-Agent Frank |  |
| Melodee Bowman | Martina Treger | FBI-Rezeptionistin |  |
| Ron Jackson | Reinhard Kuhnert | FBI-Sprecher |  |
| Eric A. Vicini | Gerald Paradies | Französischer Reporter |  |
| J.J. Johnston | Alexander Herzog | Gangster Joe |  |
| Helen Miller | Sigrid Lagemann | Garrisons Sekretärin |  |
| John C. Martin | Michael Telloke | Gefängniswärter |  |
| George R. Robertson | Alexander Herzog | General |  |
| Dale Dye | Reinhard Kuhnert | General Y |  |
| Willem Oltmans | Gerd Holtenau | George DeMohrenschildt |  |
| Harold G. Herthum | Jürgen Kluckert | Gerichtsmediziner |  |
| Loys T. Bergeron | Jörg Döring | Geschworenenvorsitzender |  |
| Ron Rifkin | Andreas Thieck | Goldberg |  |
| Henry M. Wade | Tilo Schmitz | Henry M. Wade |  |
| Roy Barnitt | Joachim Nottke | Irvin F. Dymond (1. Stimme) |  |
| Roy Barnitt | Joachim Kerzel | Irvin F. Dymond (2. Stimme DC) |  |
| Zeke Mills | Manfred Rahn | J.C. Price |  |
| Brian Doyle-Murray | Friedrich Georg Beckhaus | Jack Ruby |  |
| Ellen McElduff | Madeleine Lierck-Wien | Jean Hill |  |
| John Larroquette | Ernst Meincke | Jerry Johnson |  |
| George Kelly | Hans-Werner Bussinger | Jerry Johnsons Sidekick |  |
| Nathan Scott | Tilo Schmitz | John Chancler |  |
| Jo Anderson | Evelyn Maron | Julie Ann Mercer |  |
| Perry R. Russo | Tilo Schmitz | klatschender Barbesucher |  |
| Pruitt Taylor Vince | Tom Deininger | Lee Bowers |  |
| Tomas Milian | Christian Rode | Leopoldo |  |
| Barry Chambers | Gerald Paradies | Mann beim Schießstand |  |
| Bruce Gelb | Alexander Herzog | Mann im Besprechungsraum |  |
| Jerry Douglas | Tilo Schmitz | Mann im Besprechungsraum |  |
| Beata Pozniak | Monica Bielenstein | Marina Oswald |  |
| Henry Tull III | Klaus Jepsen | Marshall John Manchester |  |
| Pat Perkins | Luise Lunow | Mattie |  |
| Jorge Fernández | Gerald Paradies | Miguel Torres |  |
| Mike Longman | Detlef Bierstedt | Nachrichtensprecher |  |
| Odin K. Langford | Tilo Schmitz | Officer Aloysius Habighorst |  |
| Frank Whaley | Manuel Vaessen | Oswald-Nachahmer (1. Stimme) |  |
| Frank Whaley | Klaus-Peter Grap | Oswald-Nachahmer (2. Stimme DC) |  |
| Henri Alciatore | Friedrich Schoenfelder | Paul, Maître d' |  |
| Ray Redd | Manfred Petersen | Richard Dodd |  |
| John Finnegan | Friedrich Schoenfelder | Richter Edward A. Haggerty |  |
| Sally Kirkland | Marianne Lutz | Rose Cheramie |  |
| James N. Harrell | Joachim Nottke | Sam Holland |  |
| Red Mitchell | Michael Telloke | Sergeant Harkness |  |
| Bob Orwig | Bernd Vollbrecht | Streifenpolizist J.M. Poe |  |
| Larry Melton | Jörg Döring | Streifenpolizist Joe Smith |  |
| Bob Gunton | Hans-Jürgen Wolf | TV Newsman #3 |  |
| T.J. Kennedy | Jochen Schröder | Verhörleiter |  |
| Walter Breaux | Tobias Meister | Vernon Bundy |  |
| Amy Long | Giuliana Jakobeit | Virginia Garrison |  |
| E.J. Morris | Stefan Fredrich | Zeuge bei der Dealey Plaza |  |
| Jim Gough | Tom Deininger | Zeuge bei der Dealey Plaza |  |
| Cheryl Penland | Ingeborg Wellmann | Zeugin bei der Dealey Plaza |  |
| Dwight D. Eisenhower | Leon Boden | Dwight D. Eisenhower |  |
| John F. Kennedy | Leon Boden | John F. Kennedy |  |
| Lyndon B. Johnson | Hans-Werner Bussinger | Lyndon B. Johnson |  |
| Walter Cronkite | Reinhard Kuhnert | Walter Cronkite |  |
| Walter Sheridan | Hans-Jürgen Wolf | Walter Sheridan |  |
| N. N. | Harry Wüstenhagen | Arzt im Parkland-Krankenhaus |  |
| N. N. | Klaus Lochthove | Mitarbeiter Warren-Kommission |  |
| N. N. | Jörg Hengstler | Nachrichtensprecher |  |
| N. N. | Stefan Gossler | Nachrichtensprecher |  |
| N. N. | Stefan Fredrich | Nachrichtensprecher Bob |  |
| N. N. | Udo Schenk | Nachrichtensprecher Frank |  |
| N. N. | K.Dieter Klebsch | Reporter |  |
| N. N. | Bernd Vollbrecht | Reporter |  |
| (N. N.) | Klaus Lochthove | Anrufer |  |
| (N. N.) | Reinhard Kuhnert | Off-Sprecher |  |