Koko Details Galleries Cast On MovieCast On TV Name Koko Also Known As Birthday Gender Male IMDB Koko profile on IMDB Place of Birth Original Size (378x567) As: Koko1953-05-08Iron Mountain Trail... As: Koko1952-10-19South Pacific Trail... As: Rex's Horse1953-02-25Old Overland Trail... As: Rex's Horse1954-02-10Phantom Stallion... As: Koko - Rex's Horse1951-07-15Rodeo King and the S... As: Koko1940-05-16Typhoon... As: Rex's Horse1953-09-18Shadows of Tombstone... As: Rex's Horse (as Koko1953-12-15Red River Shore... As: Rex Allen's Horse (a1950-06-01Hills of Oklahoma... As: Koko, Rex Allen's Ho1951-10-14Utah Wagon Train... As: Miracle Horse of the1952-02-08Colorado Sundown... As: Koko - Rex's Horse1952-04-15Border Saddlemates... As: Koko1952-03-01The Last Musketeer... As: Koko1952-07-25Old Oklahoma Plains... As: Koko, Rex's Horse (a1953-08-05Down Laredo Way...