When I became security advisor, I became familiar with the so-called SIOP war plans, I called in Secretary McNamara and asked him what they were hiding from me, because I couldn't believe that the National policy would foresee such a level of destructiveness.
One of the series of decisions that the great screenwriter John McNamara made was about who to depict. [Ronald] Reagan had a role in HUAC, he was a friendly witness, but never went over-the-top about it.