How many movies have Jaap Penraat and Robert Alvarez collaborated on?

They have worked on 3 movies together! Their first movie together was Left-Handed (1972) while their highest rated movie together was Ballet Down the Highway (1975). They have not worked together since Ballet Down the Highway (1975). They are most known for their romance films together.

Role
Ralph
Crew
Editor
Crew
Assistant Director
Role
Sylvester
Crew
Assistant Director
Role
The Collector In the Woods
Crew
Sound Editor