War on the Plains, also called Across the Plains, is a 1912 American silent short Western film directed by Thomas H. Ince and starring Francis Ford, Ethel Grandin and Ray Myers.

It was produced by Bison Motion Pictures, a subsidiary of the New York Motion Picture Company.

The film was made at Inceville, Santa Ynez, California.

[2] This short is referred to as Across the Plains in Daniel Blum's Pictorial History of Silent Films.

[3] Several other films with this title were released before and after this short was initially distributed.