Koko

Phantom Stallion

Rex's Horse · 1954

Red River Shore

Rex's Horse · 1953

Shadows of Tombstone

Rex's Horse · 1953

Down Laredo Way

Koko, Rex's Horse (as Koko the Miracle Horse of the Movies) · 1953

Iron Mountain Trail

Koko · 1953

Old Overland Trail

Rex's Horse · 1953

South Pacific Trail

Koko · 1952

Old Oklahoma Plains

Koko · 1952

Border Saddlemates

Koko - Rex's Horse · 1952

The Last Musketeer

Koko · 1952

Colorado Sundown

Miracle Horse of the Movies · 1952

Utah Wagon Train

Koko, Rex Allen's Horse (as Koko the Miracle Horse of the Movies) · 1951

Rodeo King and the Senorita

Koko - Rex's Horse · 1951

Hills of Oklahoma

Rex Allen's Horse (as The Miracle Horse of the Movies) · 1950

Typhoon

Koko · 1940