Desc: The Devil's Gulch: Directed by Jack Nelson. With Bob Custer, Hazel Deane, Charles Belcher, Pat Beggs. Ace Remsen and Deuce Remsen are twin brothers. Deuce is a bandit and he is slain by Ace. The good Ace goes undercover as Deuce in order to solve the murder of the rancher Seth Waverly. During his investigation Ace falls in love with Seth's attractive daughter Merrill.