How many movies have John Walsch and Paul Donovan collaborated on?

They have worked on 2 movies together! Their first movie together was Siege (1983) and was their highest rated movie together. They have not worked together since Def-Con 4 (1985).

Role
Walker
Crew
Director
Crew
Writer
Crew
Producer
Crew
Producer
Crew
Director
Crew
Screenplay
Crew
Producer