 
					Engineer Johnny Munroe is enlisted to build a railroad tunnel through a mountain to reach mines. His task is complicated, and his ethics are compromised, when he falls in love with his boss's daughter.
Al Murphy, Alberto Morin, Ann Codee, Anthony Quinn, Argentina Brunetti, Blanca Vischer, Brick Sullivan, Carmelita González, Carmen D'Antonio, Cedric Hardwicke, Charles Trowbridge, Diane Stewart, Don Avalier, Earle S Dewey, Eduardo Noriega, Fernando Alvarado, Frank Leyva, Frank Mills, Fred Aldrich, Grant Withers, Harry J Vejar, Harry Woods, James Gl
Adventure, Drama, Romance