Celebrate the 40th anniversary of "Monty Python and the Holy Grail" with this 14-minute video of previously unseen animations by Terry Gilliam, who also explains the inspiration behind his work.

Snails with beards, rectal trumpeting, and ditties about King Arthur abound in Terry Gilliam's never-before-seen deleted animations for Monty Python and the Holy Grail. Still from Terry Gilliam’s ...