"Appearing in two scenes as Senator McCafferty — who, whenever awakened from a deep sleep, automatically responds "Opposed, sir! Opposed!" — was the 87-year-old Henry F. Ashurst, one of the first senators elected by Arizona, serving five terms. Ashurst died on May 31, 1962, a week before the film's premiere." (
Advise & Consent)
Sounds like a pre-version of Sen. Cochran to me.