In this episode, Flint McCullough is delirious while suffering from exposure. At one point, Major Adams says that Flint doesn't even know his name. After Robert Horton left "Wagon Train" in 1962, he returned to TV in the series "A Man Called Shenandoah". As the title character who was injured and doesn't know who he is. In later interviews, Horton has alluded that Shenandoah is in fact Flint.