How many movies have J. Michael Straczynski and Jeff Conaway collaborated on?

They have worked on 3 movies together! Their first movie together was Babylon 5: Thirdspace (1998) while their highest rated movie together was Babylon 5: A Call to Arms (1999). They have not worked together since Babylon 5: A Call to Arms (1999). They are most known for their science fiction films together.