How many movies have David Heyman and John Trehy collaborated on?

They have worked on 7 movies together! Their first movie together was Harry Potter and the Chamber of Secrets (2002) while their highest rated movie together was Harry Potter and the Deathly Hallows: Part 2 (2011). They have not worked together since Harry Potter and the Deathly Hallows: Part 2 (2011). They are most known for their adventure films together.

Role
Dining Wizard in Painting (uncredited)
Crew
Co-Producer
Crew
Producer
Crew
Producer
Crew
Co-Producer
Role
Healer in Portrait (uncredited)