The castle was designed by Otis Riggs. It cost more than $15,000 to erect and is one of the most elaborate sets yet planned for TV. Included were a throne room, banquet hall, bedrooms, courtyard, and an entrance gate that collapses on cue before the blows of a battering ram.
Maurice Evans and Judith Anderson also starred in the most successful Broadway version in 1941.
This was the third two hour presentation of Hallmark Hall of Fame, the first was "Hamlet" in 1952 and the second "King Richard II".
Dame Judith Anderson won the first EMMY for Hallmark in her role as Lady Macbeth.