 | Kim Darby als Barbara Blandish |
 | Scott Wilson als Slim Grissom |
 | Tony Musante als Eddie Hagan |
 | Robert Lansing als Dave Fenner |
 | Connie Stevens als Anna Borg |
 | Wesley Addy als John P. Blandish |
 | Ralph Waite als Mace |
 | Irene Dailey als Gladys 'Ma' Grissom |
 | Don Keefer als Doc Grissom |
 | Alex Wilson als Jerry McGowen |
 | Dick Miller |
 | John Steadman |
 | Raymond Guth |
 | Dave Willock |
 | Elliott Street |
| Mort Marshall |
 | Dots Johnson |
| Alvin Hammer |
 | Matt Clark |
 | Hal Baylor |
 | Michael Baseleon |
 | Joey Faye |
| Robert Aldrich | Director |
| Leon Griffiths | Screenplay |
| James Hadley Chase | Book |
| Frank J. Urioste | Editor |
| Lynn Stalmaster | Casting |
| Norma Koch | Costume Design |
| Michael Luciano | Editor |
| Joseph F. Biroc | Director of Photography |
| Robert Aldrich | Producer |
| Gerald Fried | Music |
| Dan Perri | Title Designer |
| Kenny Bell | Still Photographer |
| James Dowell Vance | Art Direction |
| John Brown | Set Decoration |
| Richard S. Church | Sound Designer |
