<human>:  Has the Holy Grail been featured in at least five films?
<bot>: Yes, the Holy Grail has been featured in at least five films. 1981's Excalibur film features King Arthur and his knights looking for the Holy Grail. Monty Python and the Holy Grail spoofs Arthurian legend. Indiana Jones and the Last Crusade features a search for the Holy Grail. Prince Killian and the Holy Grail focuses on retrieval of the grail.