Travis (Tommy Kirk) and Arliss Coates (Kevin Corcoran) are in charge of the family farm when their parents leave to visit their ailing grandmother. While Travis, Arliss, and Lisbeth are captured by Apaches, Old Yeller’s son, Sam, must track their trail.
Though she owns a large estate and is herself a noblewoman, Lady St. Edmund is anything but rich. In order not to be thrown out, she is doing her plucky best to find out a substantial treasure in gold coins her ancestors might have hidden somewhere. That treasure attracts a thieving duo too.