How many movies have Diane Findlay and Ethan Coen collaborated on?

They have worked on 1 movie together! Their first movie together was Inside Llewyn Davis (2013) and was their highest rated movie together. They have not worked together since Inside Llewyn Davis (2013).

Inside Llewyn Davis (2013)

Role
Receptionist
Crew
Director
Crew
Producer
Crew
Writer
Crew
Editor