
Koko
Acting
Biography
No biography available for Koko.
Known For

Iron Mountain Trail
Rex Allen and Slim Pickens are sent from Washington, D.C. to California in 1850 to speed up deliveries of mail to the goldfields, and find a destructive feud raging between two stage-line owners, Sam Sawyer and John Brockway. In their attempts to have their stages and drivers first on the dock to get the mail brought East by ship, the two have damaged each other's equipment and schedules to the point that no consignment of mail reaches the goldfields intact or on time.

Old Overland Trail
Anchor is building a railroad and to get cheap labor he gets Black Hawk's Indians to attack and burn the incoming wagon train. This forces the settlers to work for Anchor and he pays them in devalued scrip. When Rex figures out Anchor's swindle, Anchor gets Black Hawk to capture him. When Anchor turns on Black Hawk and shoots him, Black Hawk gets a chance to repay a debt to Rex.

Shadows of Tombstone
Rancher Rex Allen captures a bandit, Delgado, a henchman for crooked Sheriff Webb and saloon owner Mike, who run the town to suit themselves, but Rex forces the sheriff to jail Delgado. When Marge, who runs the town newspaper tells Rex she is afraid to attack the sheriff in print, Rex decides to run for sheriff. Webb and Mike frame Rex and his partner Slim on a murder charge and they are jailed.

Red River Shore
When an oil discovery is reported at Paxton, Oklahoma, Marshal Rex Allen immediately suspects that where there is oil, there is trouble. Rex arrives just as a band of desperadoes stage a bank hold-up and escape with $25,000 which ranchers have invested in prospective oil drillings.

Typhoon
Two men searching for black pearls are marooned on an island when their crew mutinies. There they run into a beautiful girl who had been washed up on the island in her childhood. They must fight angry natives and a typhoon in order to survive.

Utah Wagon Train
Rancher Rex Allen receives a summons from his uncle. an old time frontiersman, that he is in trouble. The uncle has been hired to lead a modern-day band of adventurers on a wagon train retracing the route taken by their ancestors 100 years ago. Before Rex can talk to his uncle, the uncle is murdered, and Rex sets out to find the killer and the motive by taking his uncle's place as the leader of the wagon train.

Old Oklahoma Plains
One-time cavalry officer Rex Allen, between jobs as a star rodeo rider, is asked by his former commanding officer, Colonel Bigelow, to help settle a dispute between the army and local ranchers. The cavalry has commandeered a large parcel of land needed to test their newly-designed tank and prominent rancher Jenson has encited the locals to rebel at this intrusion. It is up to Rex and his sidekick, Slim, to thwart Jenson and convince the residents that these army tests are essential.

Border Saddlemates
Rex Allen ('Rex Allen'), a U. S. government veterinarian, rides into the picturesque town of Pine Rock, near the Canadian border, to take the place of the regular vet who is on vacation. Used to doctoring animals in Texas, Allen finds out that herein the heart of the fox-farming industry, he is to doctor the most finicky and high-priced of fur on four feet. On the farm of Mel Richards (Tom London), Allen learns the habits of the valuable creatures from Richard's niece, Jane (Mary Ellen Kay, and her ten-year-old brother Danny (Jimmy Moss'), and on his own learns that the trusted owner of the trading post, Steve Baxter (Roy Barcroft) heads a gang that is smuggling counterfeit money across the American/Canadian border in the fox cages.

Colorado Sundown
The Hurley's own a lumber mill and want to harvest all the timber in the valley. They kill the Forester and substitute their brother Dusty in his place. Dusty then says all the trees are infected and must be cut down. But Rex Allen is suspicious and writes to the Forestry Department and gets involved with the murders.

South Pacific Trail
Rex, Slim and the boys are fired by a wealthy rancher but decide to help him out when his daughter intends on marrying a shifty, gold-digging actor. Meanwhile, the rancher's foreman executes plans for a train robbery.
Filmography
as Rex's Horse
as Rex's Horse
as Rex's Horse
as Koko, Rex's Horse (as Koko the Miracle Horse of the Movies)
as Koko
as Rex's Horse
as Koko
as Koko
as Koko - Rex's Horse
as Koko
as Miracle Horse of the Movies
as Koko, Rex Allen's Horse (as Koko the Miracle Horse of the Movies)
as Koko - Rex's Horse
as Rex Allen's Horse (as The Miracle Horse of the Movies)
as Koko