| Cast list | | Charles Bronson | as | Nick Colton | | Robert Duvall | as | Jay Wagner | | Jill Ireland | as | Ann Wagner | | Randy Quaid | as | Hawk Hawkins | | Sheree North | as | Myrna | | Jorge Moreno | as | Sosa | | Emilio Fernández | as | J.V | | Paul Mantee | as | Telegraphist | | Alan Vint | as | Harve | | Alejandro Rey | as | Sanchez | | William B. White | as | Officer #2 (as Will B. White) | | Roy Jenson | as | Spencer | | Sidney Clute | as | Henderson | | Chalo González | as | Border Guard | | Antonio Tarruella | as | Prison Guard #1 |
| | Crew list: | | Tom Gries (Director) | | Eliot Asinof (Writer) | | Elliott Baker (Writer) |
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