Well that depends on what you think the holy Grail is. Some believe it is the cup Jesus drank from (which means it was used by Jesus at the Last Supper) and some believe it is the Virgin Mary herself.
There are many false interpretations of the Holy Grail. For example as Mary Magdalene and the bloodline of Christ. But the real Holy Grail is a spiritual path which was described in the Arthurian romances. For an up to date scientific appraisal of the Grail story see http://www.theholygrail.org.uk.
The term "holy grail" is not mentioned in the Bible.
Monty Python: The Holy Grail was released in 1974.
The Production Budget for Monty Python and the Holy Grail was $400,000.
The Holy Grail is a myth. Even if there were one, it would have no relevance in Christianity.
Monty Python and the Holy Grail. Watch out for the attacking bunny.
Monty Python and the Holy Grail was released on 05/10/1975.
The holy grail was the cup of christ or Jesus which when you drunk from it you became immortal.
Holy
Monty Python and the Holy Grail was released on 05/10/1975.
Because he was arrested as well.