As a murderer waits for his partners to free him, Matt tries to determine how and when the men will strike. Boles: Tom Stern. Ivy: Kit Smythe. Matt: James Arness. Oro: Henry Darrow. Warren: Robert Knapp. Doc: Milburn Stone.
Matt faces unknown danger on a cattle drive, where one of the drovers plots to free the marshal's prisoner. Virgil: Leif Erickson. Doc: Milburn Stone. Craddock: William C. Watson. Ross: Victor French. Thad: Roger Ewing.