Rex

King of the Sierras

1938 ・ Diablo

Robinson Crusoe of Clipper Island

1936 ・ Rex, the Wonder Horse

Stormy

1935 ・ Rex (as Rex King of Wild Horses)

The Adventures of Rex and Rinty

1935 ・ Rex, The King of Wild Horses

The Law of the Wild

1934 ・ Rex King of the Wild Horses

King of the Wild Horses

1933 ・ Rex (as Rex the Wonder Horse)

The Vanishing Legion

1931 ・ Rex

Parade of the West

1930 ・ Mankiller (as Rex King of the Wild Horses)

Hoofbeats of Vengeance

1929 ・ Rex, the Wonder Horse

Wild Blood

1929 ・ Rex, Mary's Horse (as Rex the Wonder Horse)

Plunging Hoofs

1929 ・ Rex (as Rex the Wonder Horse)

The Harvest of Hate

1929 ・ Rex, the World's Greatest Horse (as Rex the Wonder Horse)

Guardians of the Wild

1928 ・ Rex - a Wild Horse (as Rex the Wonder Horse)

Two Outlaws

1928 ・ Rex, a Horse (as Rex King of the Wild Horses)

No Man's Law

1927 ・ Rex, a Wild Horse (as Rex the Wonder Horse)

Wild Beauty

1927 ・ Thunderhoof, a horse

The Devil Horse

1926 ・ The Devil Horse (as Rex - King of Horses)

The Black Cyclone

1925 ・ Rex (as Rex the Wild Horse)

Lightning Romance

1924 ・ A Horse (as Rex the Wonder Horse)

The King of the Wild Horses

1924 ・ The Black (as Rex the Wonder Horse)