Question: Who stars as Arthur in the film that Rospo Pallenberg helped?
Sentence (from "Excalibur (film)"): Excalibur is a 1981 British epic fantasy film directed, produced, and co-written by John Boorman that retells the legend of King Arthur and the knights of the Round Table, based on the 15th century Arthurian romance "Le Morte d'Arthur" by Thomas Malory.
Relevant evidence: Yes