How many movies have Henry Blankfort and Joe Kirkwood Jr. collaborated on?

They have worked on 4 movies together! Their first movie together was Joe Palooka in the Counterpunch (1949) while their highest rated movie together was Joe Palooka Meets Humphrey (1950). They have not worked together since Joe Palooka in Triple Cross (1951). They are most known for their crime films together.