 | Martin Sheen als Captain Benjamin Willard |
 | Frederic Forrest als Jay 'Chef' Hicks |
 | Albert Hall als Chief Phillips |
 | Laurence Fishburne als Tyrone 'Clean' Miller |
 | Sam Bottoms als Lance B. Johnson |
 | Marlon Brando als Colonel Walter Kurtz |
 | Robert Duvall als Lieutenant Colonel Bill Kilgore |
 | Dennis Hopper als Photojournalist |
 | G. D. Spradlin als General Corman |
 | Harrison Ford als Colonel Lucas |
 | Jerry Ziesmer als Jerry, Civilian |
 | Scott Glenn als Lieutenant Richard M. Colby |
 | James Keane als Kilgore's Gunner |
 | Kerry Rossall als Mike from San Diego |
 | Tom Mason als Supply Sergeant |
 | Cynthia Wood als Playmate of the Year |
 | Colleen Camp als Miss May |
 | Linda Carpenter als Playmate |
 | Aurore Clément als Roxanne Sarrault |
 | Jack Thibeau als Soldier in Trench |
 | Glenn Walken als Lieutenant Carlsen |
 | Damien Leake als Machine Gunner |
 | Marc Coppola als AFRS Announcer |
 | Bill Graham als Agent |
| Jerry Ross als Johnny from Malibu / Mike from San Diego |
 | Charles Robinson als Soldier with Colby (uncredited) |
| Nick Nicholson als Soldier (uncredited) |
 | Don Gordon Bell als Soldier (uncredited) |
| Evan A. Lottman als Soldier (uncredited) |
 | R. Lee Ermey als Eagle Thrust Seven Helicopter Pilot (uncredited) |
 | Jim Gaines als Extra (uncredited) |
 | Vittorio Storaro als TV Photographer (uncredited) |
 | Francis Ford Coppola als Director of TV Crew (uncredited) |
 | Henry Strzalkowski als Bit Part (uncredited) |
| Lonnie Woodley als Helicopter Skid Marine (uncredited) |
| Herb Rice als Roach |
 | Joe Estevez als Captain Benjamin L. Willard (voice) (uncredited) |
| Bo Byers als MP Sergeant #1 |
 | Frank Villard als Gaston de Marais (Long Version) |
| Walter Murch | Editor |
| Walter Murch | Sound Designer |
| Francis Ford Coppola | Director |
| Francis Ford Coppola | Producer |
| Francis Ford Coppola | Original Music Composer |
| Francis Ford Coppola | Writer |
| John Milius | Writer |
| Gray Frederickson | Co-Producer |
| Fred Roos | Co-Producer |
| Tom Sternberg | Co-Producer |
| John Ashley | Associate Producer |
| Eddie Romero | Associate Producer |
| Mona Skager | Associate Producer |
| Carmine Coppola | Original Music Composer |
| Vittorio Storaro | Director of Photography |
| Lisa Fruchtman | Editor |
| Gerald B. Greenberg | Editor |
| Terry Liebling | Casting |
| Vic Ramos | Casting |
| Dean Tavoularis | Production Design |
| Angelo P. Graham | Art Direction |
| George R. Nelson | Set Decoration |
| Fred C. Blau Jr. | Makeup Artist |
| Jack H. Young | Makeup Artist |
| Leon Chooluck | Production Manager |
| Barrie M. Osborne | Production Manager |
| Jerry Ziesmer | Assistant Director |
| Larry J. Franco | Assistant Director |
| James J. Murakami | Assistant Art Director |
| Richard Beggs | Sound Re-Recording Mixer |
| Barry Malkin | Additional Editor |
| Mark Berger | Sound Re-Recording Mixer |
| Nathan Boxer | Sound Recordist |
| Michael Herr | Writer |
| Michael Herr | Additional Writing |
| Melissa Mathison | Executive Assistant |
| Terry Leonard | Stunt Coordinator |
| Wayne Fitzgerald | Title Designer |
| Jeff Scheftel | Thanks |
| Joe Lombardi | Special Effects Coordinator |
| Larry Holt | Stunts |
| Jay Miracle | Sound Editor |
| Zakir Hussain | Musician |
| Leslie Hodgson | Sound Editor |
| Piero Servo | Camera Operator |
| Jerry Ross | Assistant Editor |
| Kerry Rossall | Stunts |
| Maurice Schell | Sound Editor |
| Efren Lapid | First Assistant Camera |
| Josh Weiner | Still Photographer |
| Jack English | Location Coordinator |
| Tony Brandt | Assistant Director |
| Gerald Endler | Special Effects |
