How many movies have Norman Bird and Willis Hall collaborated on?

They have worked on 2 movies together! Their first movie together was Whistle Down the Wind (1961) while their highest rated movie together was A Cup O' Tea An' A Slice O' Cake - Worzel Gummidge Christmas Special (1980). They have not worked together since A Cup O' Tea An' A Slice O' Cake - Worzel Gummidge Christmas Special (1980).