Fred MacMurray and Claire Trevor are caught in Mexican dope-smuggling ring, fearing each other is involved, but both undercover agents. Cast includes Raymond Burr. For more info on this film see its IMDB.com entry
After the original 1950 copyright lapsed in the 1970's, the film was considered to be in the public domain, and so found its way into the inventory of countless independent videotape and DVD distributors.