 | William Campbell als Richard Haloran |
 | Luana Anders als Louise Haloran |
 | Bart Patton als Billy Haloran |
 | Mary Mitchel als Kane |
 | Patrick Magee als Justin Caleb |
 | Eithne Dunne als Lady Haloran |
| Peter Read als John Haloran |
 | Karl Schanzer als Simon |
| Ron Perry als Arthur |
| Derry O'Donavan als Lillian |
| Barbara Dowling als Kathleen |
| Francis Ford Coppola | Director |
| Francis Ford Coppola | Writer |
| Roger Corman | Producer |
| Charles Hannawalt | Director of Photography |
| Stuart O'Brien | Editor |
| Morton Tubor | Editor |
| Marianne Wood | Associate Producer |
| Al Locatelli | Art Direction |
| Richard F. Dalton | Assistant Director |
| Jack Hill | Second Unit Director |
| Edward Delaney | Sculptor |
| Donald Shebib | Assistant Editor |
| Angela Wadlow | Script Supervisor |
| Joseph Gross | Sound |
| Liam Saurin | Sound |
| Eleanor Coppola | Set Supervisor |
| John Vicario | Camera Operator |
| Paul Julian | Title Designer |
| Michael Purcell | Other |
| Patrick Brady | Other |
| Patrick Doyle | Other |
| George Brady | Other |
| Michael Vines | Best Boy Grip |
| Eyemonn Callian | Production Assistant |
| William Joseph Bryan | Technical Advisor |
| Jack Hill | Additional Writing |
| Ronald Stein | Music |
