He is not the Father of Taekwondo, but that's beside the point. All he really did was promote it. The Kwan heads, especially the Chung Do kwan black belts, did most of the heavy lifting.
I think it was your posting that he may have mistook. You wrote "Here is a good little movie about the father of TKD General Choi hong Hi.", instead of writing here is a good movie called....
As for the movie itself, yes, it is a nice complimation of pics and demo of ITF TKD.