How many movies have Nigel Wright and Simon Gipps-Kent collaborated on?

They have worked on 2 movies together! Their first movie together was Tarry-Dan Tarry-Dan Scarey Old Spooky Man (1978) while their highest rated movie together was Doctor Who: The Horns of Nimon (1980). They have not worked together since Doctor Who: The Horns of Nimon (1980).