U.S. Marshals Nevada Jack McKenzie and Sandy Hopkins are working undercover to capture a gang stealing horses from the Navajos, and to capture the killer of a Ranger. Nevada poses…

Two expeditions are trying to reach the Lost City of Zoloz — one headed by Professor Davidson, a scientist who wants to establish an archaeological site, and the other by…

During WWII, the publisher of the isolationist New York Gazette is murdered just as he was about to change the paper’s policy and support the US war effort. His friend,…

Gene returns from the East with new ranch owner Tom Bennett to find everyone’s cattle dying. Blaine has reopened the copper mine and the waste is poisoning the water supply….

An accomplished aviator sets out to locate treasure hidden by one of his ancestors. He encounters interference from various adversaries.