Koko

Phantom Stallion

Movie · as Rex's Horse

Iron Mountain Trail

Movie · as Koko

Old Overland Trail

Movie · as Rex's Horse

Shadows of Tombstone

Movie · as Rex's Horse

Red River Shore

Movie · as Rex's Horse

Down Laredo Way

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

South Pacific Trail

Movie · as Koko

Border Saddlemates

Movie · as Koko - Rex's Horse

Colorado Sundown

Movie · as Miracle Horse of the Movies

The Last Musketeer

Movie · as Koko

Old Oklahoma Plains

Movie · as Koko

Rodeo King and the Senorita

Movie · as Koko - Rex's Horse

Utah Wagon Train

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

Hills of Oklahoma

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

Typhoon

Movie · as Koko