How many movies have Anthony Hinds and Michael Ripper collaborated on?

They have worked on 18 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 Dracula Has Risen from the Grave (1968). They have not worked together since Scars of Dracula (1970). They are most known for their horror films together.