Excalibur (film)
"Excalibur" was the number one film during its opening weekend of 10–12 April 1981, eventually earning $34,967,437 in the United States. , it currently has a 78% "fresh" rating on Rotten Tomatoes based on 41 reviews.
Excalibur (L. Ron Hubbard)
In 1962, Hubbard wrote a letter addressed to President Kennedy in which he claimed Soviet agents had stolen a manuscript copy of "Excalibur" in 1950. In 1964, Hubbard gave an interview claiming that Soviet agents had "offered him $100,000 and laboratory facilities he needed in the USSR, so that he could complete his work".