When two of their Marshal friends are killed, the Rough Riders are sent to investigate. They have to find the killers in a ghost town where the houses and an old mine are interconnected by secret passages and tunnels.
Rated NR | Length 62 minutes
Tim McCoy | Murdock MacQuarrie | Artie Ortego | Raymond Hatton | Frank Lackteen | Eddie Phillips | Charles King | Milburn Morante | Tom London | Ben Corbett | Buck Jones | Howard Masters | Robert Walker | Virginia Carpenter | Jack Baxley