How many movies have Arthur Lovegrove and Philip Leakey collaborated on?

They have worked on 5 movies together! Their first movie together was The Adventures of P.C. 49: Investigating the Case of the Guardian Angel (1949) while their highest rated movie together was The Quatermass Xperiment (1955). They have not worked together since The Steel Bayonet (1958). They are most known for their mystery films together.