Boquillas
Boquillas is the name of two settlements on the Rio Grande:
South of the Rio Grande
South of the Rio Grande may refer to:
Escondido River (Coahuila)
The Escondido River(" Río Escondido" in Spanish, sometimes called" Arroyo Río Escondido") is a stream in the state of Coahuila, Mexico, and is a tributary of the Rio Grande.
The Escondido enters the Rio Grande(" Rio Bravo del Norte" in Mexico) at Rio Grande river kilometer, about downriver from Piedras Negras, Coahuila, and Eagle Pass, Texas.
The Escondido originates in the Serranias del Burro mountain range and flows generally east to the Rio Grande.
Its main tributary is the Rio San Antonio, which enters the Escondido about upriver from the Rio Grande confluence.
Law of the Rio Grande
Law of the Rio Grande is a 1931 American film directed by Forrest Sheldon.
Edward Killy
Edward Killy (January 26, 1903 – July 2, 1981) was an American director, assistant director and production manager in films and television.
He was one of the few individuals to be nominated for the short-lived Academy Award for Best Assistant Director.
During his 30-year career he worked on over 75 films and television shows.
Rio Grande (Jujuy)
The Rio Grande is a river of Argentina.
South Fork Rio Grande
South Fork Rio Grande is a tributary of the Rio Grande in southern Colorado in the United States.
It flows from a source in the Weminuche Wilderness of the San Juan Mountains to a confluence with the Rio Grande at the town of South Fork in Rio Grande County, Colorado.
Along the Rio Grande
Along the Rio Grande is a 1941 Western film directed by Edward Killy and starring Tim Holt.
The female lead was Betty Jane Rhodes.
Rio Pueblo de Taos
The Rio Pueblo de Taos, also known as Rio Pueblo, is a tributary of the Rio Grande in the U.S. state of New Mexico.
From its source in the Sangre de Cristo Mountains it flows about, generally south and west, to join the Rio Grande in the Rio Grande Gorge.
On the way the river passes by Taos and through Taos Pueblo.
Rio Alamo
The Río Álamo, is a stream in the state of Tamaulipas, Mexico, and is a tributary of the Rio Grande.
It is impounded by Las Blancas Dam, which was completed in 2001 and diverts water to the Marte Gómez Reservoir on the Rio San Juan, another tributary of the Rio Grande.
The Rio Alamo enters the Rio Grande( Rio Bravo del Norte in Mexico) at Rio Grande river kilometer, about downriver from Falcon Dam.

Question: What nationality is the director of film Along The Rio Grande?
Answer: American