Cristobalito, the Calypso Colt (1970)

Filmed entirely on location in the Caribbean, this touching family drama tells the adventurous tale of a Puerto Rican boy who befriends a Paso Fino palomino, a descendant of the horses of the Spanish Conquistadors. The young man kidnaps the colt in order to ride in the island horse championships and ends up learning a lesson in responsibility and honor.

Unfortunately the movie Cristobalito, the Calypso Colt is not yet available on HBO Max.