Directed by
| Joseph Lejtes | ... | (as Joseph Leytes) |
Writing Credits (in alphabetical order)
| Lowell Barrington | ... | (screenplay) |
| Lawrence B. Marcus | ... | (story) (as Larry Marcus) |
| Richard Neal | ... | (screenplay) |
| Richard Neal | ... | (story) |
Cast (in credits order)
| Richard Egan | ... | Wade Cochran | |
| Peter Graves | ... | Ben Barstow | |
| Joby Baker | ... | Pete Patton | |
| Lois Nettleton | ... | Rita Brown | |
| Harry Guardino | ... | Danny O'Neill | |
| Julie Adams | ... | Joan Simon | |
| Fernando Lamas | ... | Francisco Rivera | |
| Alfred Ryder | ... | Dr. Weatherly | |
| Karen Sharpe | ... | Connie Lane | |
| Barbara Werle | ... | Ann Dickson | |
| Lee Patterson | ... | Dino Doretti | |
| Rodolfo Acosta | ... | Manuel Sanchez | |
| Douglas Kennedy | ... | Charles Kiley | |
| Don Stewart | ... | Jim Walker | |
| Leonard Nimoy | ... | Spence Atherton | |
 |
Tony Patino | ... | Juan Hidalgo |
| Otis Young | ... | Dr. John Quincy | |
| Lisa Gaye | ... | Margo York | |
| George Tyne | ... | Forest Hart | |
|
|
Larry Domasin | ... | Indian Boy |
| Eddie Little Sky | ... | M'Tu | |
| William Phipps | ... | Immigration Inspector | |
| Rest of cast listed alphabetically: | |||
| Pamelyn Ferdin | ... | Penny (uncredited) | |
Produced by
| Harry Tatelman | ... | producer |
Music by
| Jack Elliott | ||
Cinematography by
| Walter Strenge | ||
Editing by
| Gene Milford | ||
Art Direction by
| Howard E. Johnson | ||
| Russell Kimball | ||
Set Decoration by
| John M. Dwyer | ||
| John McCarthy Jr. | ... | (as John McCarthy) |
Costume Design by
| Burton Miller | ||
Makeup Department
| Larry Germain | ... | hair stylist |
| Bud Westmore | ... | makeup artist |
Production Management
| Abby Singer | ... | unit production manager |
Second Unit Director or Assistant Director
| George Bisk | ... | assistant director |
| Edward K. Dodds | ... | assistant director |
Sound Department
| Corson Jowett | ... | sound |
| David H. Moriarty | ... | sound |
Editorial Department
| Robert Brower | ... | color coordinator |
Music Department
| Stanley Wilson | ... | music supervisor |
| Sidney Fine | ... | composer: additional music (uncredited) |
| Irving Gertz | ... | composer: stock music (uncredited) |
| Hans J. Salter | ... | composer: stock music (uncredited) |
| Herman Stein | ... | composer: stock music (uncredited) |
| Henry Vars | ... | composer: stock music (uncredited) |
