Rex

King of the Sierras

1938

as Diablo

Robinson Crusoe of Clipper Island

1936

as Rex, the Wonder Horse

Stormy

1935

as Rex (as Rex King of Wild Horses)

The Adventures of Rex and Rinty

1935

as Rex, The King of Wild Horses

The Law of the Wild

1934

as Rex King of the Wild Horses

King of the Wild Horses

1933

as Rex (as Rex the Wonder Horse)

The Vanishing Legion

1931

as Rex

Parade of the West

1930

as Mankiller (as Rex King of the Wild Horses)

The Harvest of Hate

1929

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

Hoofbeats of Vengeance

1929

as Rex, the Wonder Horse

Plunging Hoofs

1929

as Rex (as Rex the Wonder Horse)

Wild Blood

1929

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

Two Outlaws

1928

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

Guardians of the Wild

1928

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

Wild Beauty

1927

as Thunderhoof, a horse

No Man's Law

1927

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

Rex the Devil Horse

1926

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

The Black Cyclone

1925

as Rex (as Rex the Wild Horse)

Lightning Romance

1924

as A Horse (as Rex the Wonder Horse)

The King of the Wild Horses

1924

as The Black (as Rex the Wonder Horse)