How many movies have Jerome Thoms and Ray Harryhausen collaborated on?

They have worked on 3 movies together! Their first movie together was It Came from Beneath the Sea (1955) while their highest rated movie together was The 7th Voyage of Sinbad (1958). They have not worked together since The 7th Voyage of Sinbad (1958). They are most known for their science fiction films together.