How many movies have Ed Bishop and George Sewell acted in together?

They have worked on 5 movies together! Their first movie together was Journey to the Far Side of the Sun (1969) while their highest rated movie together was UFO - Distruggete base Luna! (1971). They have not worked together since UFO - Contatto radar... stanno atterrando! (1974). They are most known for their science fiction films together.