How many movies have Hazel Pethig and Neil Innes collaborated on?

They have worked on 4 movies together! Their first movie together was Monty Python and the Holy Grail (1975) and was their highest rated movie together. They have not worked together since Not the Messiah (He's a Very Naughty Boy) (2010). They are most known for their comedy films together.

Crew
Costume Design
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A Weedy Samaritan
Crew
Costume Design
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2nd Herald
Crew
Costume Design
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First Monk / Singing Minstrel / Page Crushed by the Rabbit / Peasant #4