Undercover agent Mark Owens is sent to aid the Border Patrol in the trans-border town of Hernandez in breaking up a well-organized band of smugglers.

Rosalind Keith
as Nancy Rawlings

Charles Quigley
as Mark Owens

Rita Hayworth
as Rita Owens

John Gallaudet
as Ray Patterson

Marc Lawrence
as 'Blast' Reardon

Patricia Farr
as Maimie

John Hamilton
as Captain Wallace

Ralph Byrd
as Williamson

Walter Soderling
as 'Camera-Eye' Condon

Russell Hicks
as Kurt Feldon